Real Estate Development & Property

Zoning, Municipal, and Local Government Glossary

Zoning, municipal approval, local government, and district terms.

Definitions for zoning, land use, public hearings, administrative adjudication, municipal officers, counties, townships, special districts, public works, and local approvals.

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A charge imposed to fund emergency telephone and dispatch systems.

A building subordinate to and customarily used with the main building on the same property.

A local hearing process for deciding ordinance, code, parking, building, or similar violations outside ordinary civil litigation.

A monetary penalty imposed through a local administrative enforcement process.

A person authorized to conduct local administrative hearings and issue decisions on violations.

Rights to use, develop, lease, or transfer space above land or public facilities.

Illinois statute governing airport authorities.

A special district or authority organized to own, operate, finance, or regulate airport facilities.

A Spanish-origin term for a municipal judge or mayor, sometimes appearing in old land-title materials.

An elected member of a city council, usually representing a ward.

A public or private way, usually narrower than a street, often used for rear access, utilities, deliveries, or garages.

A secondary probate proceeding in another state or county, often needed when a decedent owned real estate outside the main probate jurisdiction.

The addition of territory to a municipality, usually by petition, ordinance, agreement, or statutory procedure.

A contract between a municipality and landowner addressing future annexation, zoning, utilities, improvements, and development obligations.

An ordinance authorizing municipal expenditures for the fiscal year or other budget period.

A township meeting at which electors may act on certain township matters allowed by law.

The statutes, ordinances, regulations, case law, and legal rules that govern a transaction, property, or dispute.

A local government officer selected by appointment rather than election.

Legal authorization for a public body to spend money for a stated purpose.

A Spanish municipal council or town government term that can appear in old land grant materials.

Illinois statute addressing bed-and-breakfast regulation.

Local and state rules addressing bed and breakfast operations, lodging, health, zoning, and licensing.

A county-level body that hears property assessment complaints.

The governing board of a village, library district, township, or special district, depending on the entity.

An ordinance authorizing issuance of bonds and setting major terms.

A statutory or judicial process confirming the validity of public bonds.

A public garden or facility that may be operated by or associated with a forest preserve or public district.

A landscaped or screened area separating different uses or zoning districts.

Local or state rules governing construction, maintenance, safety, and occupancy of buildings.

Illinois statute addressing posting notice of building-code violations.

A setback or line beyond which construction is restricted.

A local authorization to construct, alter, repair, demolish, or occupy a structure under applicable codes.

A line on a lot beyond which buildings may not extend under zoning, plat, or approval requirements.

A locally designated area that may support business-district taxes, improvements, incentives, or redevelopment tools.

A statutory district used to fund or coordinate improvements, services, or activities benefiting businesses in an area.

Illinois statute authorizing business improvement districts.

A local license required for certain businesses to operate within a jurisdiction.

An abbreviation whose meaning depends on context, often Civil Code, county clerk, or carbon copy in records.

A special district organized to maintain cemetery grounds and related property.

Illinois statute governing cemetery maintenance districts.

A government document confirming that premises satisfy applicable occupancy, building, or zoning requirements.

A local confirmation that a use, structure, or occupancy complies with zoning requirements.

A shift from one legal use to another, such as warehouse to assembly, retail to restaurant, or office to medical.

A written change to a public works contract modifying scope, price, time, or other terms.

The special district responsible for many public parks and recreation facilities in Chicago.

Illinois statute governing the Chicago Park District.

The municipal public library system serving Chicago.

Illinois statute governing the Chicago Public Library.

The county official overseeing assessment administration and changes.

A municipal corporation generally governed by a mayor and city council or another authorized form of municipal government.

The legislative body of a city, typically composed of the mayor and aldermen or council members.

A public authority created to own, finance, operate, or manage civic center or exposition facilities.

Illinois statutory code governing civic center authorities.

A public safety program pairing law enforcement with mental health or social service responders.

A local administrative office that handles ordinance and code enforcement hearings.

A condition or action that violates a building, zoning, fire, health, property maintenance, or municipal code.

The organization of ordinances or laws into a code arranged by subject.

A local officer or official function responsible for collecting taxes, fees, charges, or assessments.

A framework for non-police or specialized emergency response to behavioral health or community-support calls.

Illinois statute addressing specialized emergency response and community support.

Illinois statute concerning local planning for energy, climate, and jobs initiatives.

An order requiring a person or property owner to correct a violation or take specified action.

A policy document expressing a community’s long-term goals for land use, transportation, housing, utilities, and development.

A finance officer responsible for accounting, financial controls, and disbursement functions where the office exists.

A use permitted only if stated conditions and approval procedures are satisfied.

A district organized to acquire, preserve, and manage open space, natural areas, and recreational or conservation lands.

Illinois statute governing conservation districts.

Land touching or sufficiently connected to municipal boundaries to qualify for annexation or local-government action.

The forest preserve district serving Cook County under its specific statutory framework.

Illinois statute governing the Cook County Forest Preserve District.

The county officer responsible for death investigations under statutory authority.

The elected or appointed officials who constitute the governing authority of a municipality or other public body.

The legally established boundaries of a municipality.

The legal powers granted to a public body to act, contract, regulate, tax, sue, hold property, and perform public functions.

An elected member of a municipal council or legislative body.

The Illinois statutory code governing counties and county officers.

A local government division of the State with powers over courts, records, taxes, public safety, elections, health, highways, zoning in unincorporated areas, and other functions.

The officer or office responsible for valuing property for property-tax purposes in counties where that office exists.

The elected governing body of a county.

The officer who presides over the county board and may have executive or administrative duties under county law.

A permit issued by a county for construction, alteration, occupancy, or related work, often in unincorporated areas.

Illinois statute addressing county involvement with cemetery care.

The county officer responsible for records, elections, vital records, tax extensions, and other statutory functions.

The officer or function responsible for collecting property taxes and distributing receipts to taxing districts.

A county-designated area used for economic development tools, including tax-increment-type financing where authorized.

Illinois statute authorizing county economic-development project areas using tax-increment allocation.

A road under county jurisdiction, maintenance, or authority.

The property tax amount requested by a county government.

Illinois statute addressing certain sales of property by county officers.

Illinois statute addressing approval of bonds for county officials.

The county office or function responsible for recording deeds, mortgages, liens, plats, and other land records.

The county law-enforcement officer responsible for court security, service of process, jail operations, and other statutory duties.

A county officer or function connected with surveys, plats, boundaries, and public records where applicable.

Illinois statute concerning county surveyors.

A financing mechanism allowing certain incremental tax revenues in a county project area to fund eligible redevelopment costs.

The county officer responsible for receiving, holding, investing, and disbursing county funds and often collecting property taxes.

Zoning regulation applied by a county, usually in unincorporated areas.

A guaranty, letter of credit, insurance, or similar support improving the credit quality of public debt.

A curb opening allowing vehicle access from a street to private property.

A statutory or constitutional cap on the amount of debt a local government may incur.

A committee created to review local government efficiency, accountability, and consolidation possibilities.

Illinois statute requiring certain local governments to review efficiency and accountability.

A recorded instrument imposing covenants, restrictions, easements, or association rules on property.

The transfer or setting aside of land for public use, such as streets, alleys, parks, or utilities.

A recorded covenant or limitation controlling the use, occupancy, or transfer of property.

A financing technique in which debt is treated as paid or secured by setting aside funds or securities for payment.

A program directing individuals toward substance-use disorder treatment or services instead of arrest or prosecution where appropriate.

A special assessment installment or charge not paid when due.

An administrative or court order requiring demolition of an unsafe or unlawful structure.

A permit authorizing removal of a structure or portion of a structure.

The amount of development allowed or existing on land, often expressed as units or square footage per acre.

A zoning or planning district with special design, setback, landscaping, or architectural standards.

Land improved or proposed to be improved as a project, or a man-made change to real estate under land-use rules.

An agreement between a public body and developer addressing approvals, improvements, fees, dedications, timing, and obligations.

Government approval for a site plan, plat, subdivision, development standard, or related land-use step.

A volunteer providing service during a disaster or emergency under local-government authority.

An area where uniform zoning, taxing, assessment, or regulatory rules apply.

Illinois statute governing many forest preserve districts outside Cook County.

A special district or local body organized to construct, maintain, or regulate drainage improvements.

A drainage-district function addressing pollution, water quality, or drainage-related environmental impacts.

An easement allowing stormwater flow, drainage facilities, or access for drainage maintenance.

A permit approving a driveway connection to a public street, highway, or right-of-way.

A local-government agreement providing incentives or obligations for a project expected to promote economic development.

A public authority created to promote development, financing, infrastructure, or redevelopment in a defined region.

A means of exit from a building, site, or area.

A local government officer selected by voters.

A wind-energy system used to produce electricity, often regulated by zoning and utility rules.

Notice given electronically by a local government when authorized by statute or consent.

A procurement method using online bidding in which vendors compete by lowering price.

The relocation of governmental operations during emergencies or disasters.

Illinois statute addressing relocation of governmental operations during emergencies.

A district organized to provide emergency response, rescue, or related public safety services.

Illinois statute governing emergency services districts.

A 9-1-1 or emergency communications system operated or funded by local public bodies.

Illinois statute governing emergency telephone and 9-1-1 systems.

Measures required to prevent soil loss, sediment runoff, and construction-site impacts.

Limited authority a municipality or other local body may have over land outside its corporate limits.

A lease involving local-government facilities, property, or public building arrangements.

A requirement that public fees or receipts be deposited into the proper public fund or account.

Records preserved on film or similar media, historically governed by records-certification statutes.

The final approved plat intended for recording and legal creation of lots, streets, easements, or dedications.

Rules addressing fire prevention, alarms, sprinklers, egress, occupancy loads, hazardous materials, and fire safety.

Rules governing promotion procedures within covered fire departments.

A special district providing fire suppression, rescue, emergency medical, prevention, and related services.

Illinois statute governing fire protection districts.

Training and standards for firefighters and fire protection personnel.

Procedures governing discipline of firefighters under applicable law.

Local regulation designed to reduce flood hazards, control floodplain development, and protect structures and public safety.

Illinois statute addressing local flood-damage prevention.

A special district created to finance, construct, operate, or maintain flood-control improvements.

Illinois statute governing flood prevention districts.

A local or state approval required for development in a floodplain or flood hazard area.

A ratio comparing building floor area to lot area, used to regulate development intensity.

Local rules governing mobile food vendors, parking, health approvals, licensing, and operating locations.

A designated area treated specially for customs purposes, often supported by local or regional public bodies.

A district that acquires, preserves, and manages land for forest preserve, conservation, recreation, and related public purposes.

A bond backed by the full faith and credit or taxing power of a public body.

Government Code; a statutory source for public-agency or municipal rules.

Evaluation of how local public services are delivered, whether functions can be improved, shared, consolidated, or eliminated.

The rectangular land survey system dividing land by townships, ranges, sections, and related survey lines.

An audit of a local government’s accounts and financial records.

Illinois statute governing audits of certain governmental accounts.

A public body associated with separating road and rail crossings or related transportation improvements.

The total horizontal floor area of a building measured under the applicable ordinance, lease, or appraisal standard.

The area within exterior walls at grade level, measured under the applicable code, appraisal, or zoning standard.

Local or state rules addressing sanitation, food, water, disease control, and public health conditions.

A zoning or building-code limit on how tall a structure may be.

County authority or funding related to preserving official records and historical documents.

Illinois statute authorizing home equity assurance programs in certain settings.

A business or occupation conducted from a dwelling, usually subject to zoning limits.

Local governmental authority allowing certain municipalities and counties to exercise broad powers unless limited by state law.

An Illinois county or municipality with constitutional home rule authority, generally allowing broader local regulation unless limited by state law.

A special district organized to own, support, operate, or finance hospital or health-care facilities.

Illinois statute governing hospital districts.

Public financing or assistance for housing acquisition, construction, rehabilitation, or affordability programs.

Illinois statute governing drainage districts and drainage matters.

Illinois statute governing fire protection training.

Illinois statute governing the Illinois International Port District.

Illinois statute governing library systems.

Illinois statute governing local public libraries.

Illinois law governing budget procedures for municipalities subject to it.

The Illinois statutory code governing municipalities.

Illinois statute governing police training and standards.

Illinois statute governing the Illinois Sports Facilities Authority.

A charge imposed on development to help fund public facilities or infrastructure serving the development.

Surface material, such as roof, pavement, or compacted gravel, that limits water infiltration into soil.

A municipal form recognized by Illinois law, distinct from an unincorporated township.

Adopting an external code or standard into local law by referring to it rather than reproducing all text.

A public financing tool used to support industrial building or development projects through revenue bonds.

An agreement between public bodies to share services, powers, costs, property, or functions.

Illinois statute governing investment of municipal funds.

A local rule requiring plantings, buffers, screening, open space, or stormwater features.

An officer-worn recording device used under rules governing law-enforcement recordings.

Cooperation between law-enforcement agencies for assistance, personnel, or resources.

Illinois statute governing officer-worn body cameras.

A nonconforming status protected because the use, lot, or structure was lawful before the regulatory change.

The governing board responsible for library property, operations, funds, and policies.

A local governmental unit that provides public library services within a district.

A property tax levied by a library district.

A statutory process for selling or conveying library property.

Rules protecting confidentiality of library registration and circulation records.

Illinois statute protecting confidentiality of library records.

A regional or cooperative library organization supporting public, academic, school, or special libraries.

A member of a public library board or district board.

A statutory policy concept recognizing access to reading and library resources.

A local or state license permitting sale or service of alcoholic liquor subject to licensing conditions.

A local rule requiring loading spaces or areas for deliveries, trucks, or service vehicles.

The use of municipal, county, township, or district powers to enforce local laws, codes, licenses, taxes, or permits.

A county, municipality, township, special district, school district, library district, or other local public body with powers granted by Illinois law.

Illinois statute addressing local-government use or transfer of air rights.

A statutory protection addressing certain local-government cooperative actions that might otherwise raise antitrust concerns.

Rules or practices for billing local-government services, fees, charges, or utility amounts.

Illinois statute addressing validity of local-government bonds.

Authority for local governments to accept credit card payments for taxes, fees, fines, or charges.

Illinois statute authorizing credit enhancement for local-government obligations.

Illinois statute addressing debt limits for local governments.

Illinois statute addressing defeasance of local-government debt.

Illinois statute addressing disaster-service volunteers for local government.

Illinois statute addressing electronic notices by local governments.

Illinois statute authorizing electronic reverse auctions for certain local-government purchases.

Illinois statute addressing leases of local-government facilities.

A financial report prepared by a local government showing revenues, expenditures, assets, liabilities, or other financial information.

Illinois statute requiring certain local-government financial statements.

Illinois statute authorizing local-government housing finance activity.

Illinois statute addressing compensation of local government officers.

Illinois statute governing selection of certain professional services by local governments.

Illinois statute requiring timely payment of approved bills by local governments.

A statutory process for transferring property between or by local governmental bodies.

Illinois statute governing transfer of property involving local governments.

A statutory framework addressing taxpayer rights in local tax administration, notices, procedures, and disputes.

Illinois statute addressing procedural rights in local tax administration.

Illinois statute addressing travel expense regulation and reimbursement by local public bodies.

Illinois statute addressing public disclosure of certain wage increases.

A local official or appointee associated with preserving and promoting local history.

A public improvement, such as paving, sewer, sidewalk, lighting, or drainage work, funded through local procedures or assessments.

A local planning tool addressing land resources, development, conservation, and growth-management issues.

Illinois statute addressing local land-resource planning.

A public library operated by a local governmental body or library district.

A local district providing public transportation services.

Illinois statute governing local mass transit districts.

A unit of local government or public entity subject to public-meeting, records, procurement, tax, or administrative rules.

Records made, received, or kept by a local public agency in the course of public business.

The Illinois statute governing preservation, retention, and disposal of local public records.

Illinois statute addressing removal of certain local volunteer board members.

The horizontal area within the boundaries of a lot, measured under the applicable zoning or survey rule.

The portion of a lot covered by buildings or impervious surfaces, depending on the ordinance.

The distance between the front and rear lot lines, measured under the applicable local rule.

The horizontal distance between side lot lines, often measured at a required setback line.

A stormwater and site-design approach intended to reduce runoff and preserve natural hydrology.

The building on a lot where the principal use is conducted.

A legislative change to the zoning map, commonly called rezoning.

The elected executive officer of a city or municipality, with powers defined by statute and local form of government.

A designated public district focused on medical, hospital, research, or health-care facilities and related development.

A public authority associated with major exposition, convention, and public-event facilities.

A transit authority serving a metropolitan area under statutory authority.

Illinois statute governing metropolitan transit authority functions.

The regional public body responsible for wastewater treatment and related water-management functions in the Chicago area.

Illinois statute governing the Metropolitan Water Reclamation District.

A district organized to control mosquitoes and reduce mosquito-borne disease risks.

Illinois statute governing mosquito abatement districts.

A public facility serving senior citizens and community functions, sometimes authorized through township or local-government statutes.

Illinois statute addressing municipal adoption of codes and public records by reference.

A debt instrument issued by a municipality or public body to finance public purposes.

The legal boundary line separating land inside a municipality from land outside it.

A municipality’s plan for revenues and expenditures for a fiscal period.

The local officer responsible for records, minutes, ordinances, seals, filings, and other statutory duties.

Illinois statute addressing training for municipal clerks.

The organized collection of ordinances and local laws adopted by a municipality.

The combination of municipalities or local governmental functions under statutory authority.

The removal of territory from a municipality under statutory procedures.

The legal termination of a municipality or other local governmental entity.

Investment of municipal money under statutory limits on safety, liquidity, and authorized investments.

The legal process by which a community becomes a city, village, or incorporated town.

A resident of a municipality, sometimes relevant to voting, juror service, local office, or statutory standing.

The property tax amount requested by a municipality.

Illinois statute addressing municipal tax compliance.

The local officer responsible for receiving, holding, and disbursing municipal funds as authorized by law.

A city, village, or incorporated town organized under Illinois law.

A district organized to support, own, operate, or finance museum facilities.

Illinois statute governing museum districts.

A shared expenditure by local governments for a public purpose authorized by law or agreement.

A local government that may exercise only powers granted by statute, necessarily implied powers, or powers essential to its declared purposes.

A structure that was lawful when built but no longer complies with current zoning bulk, setback, or dimensional rules.

A lawful use that existed before a zoning change and may continue under limits even though it no longer conforms.

Illinois statute governing the North Shore Water Reclamation District.

A written notice identifying an alleged violation of an ordinance, code, permit, or statutory requirement.

A sworn statement required before a public officer may assume official duties.

A local authorization to occupy or use a building or space.

Salary or benefits payable to public officers under statute, ordinance, resolution, or local rule.

A bond required of certain public officers to secure faithful performance of official duties.

A map adopted by a local government showing existing or planned streets, public grounds, or other public improvements.

A local law adopted by a municipality or other authorized local body.

A violation of a municipal or local ordinance, often handled through municipal court or administrative adjudication.

A local permit authorizing dining or seating on sidewalks, patios, public ways, or other regulated areas.

A property assessment securing repayment of Property Assessed Clean Energy financing.

A statutory concept limiting or waiving certain charges for police protection at parades under specified circumstances.

The governing board of a park district or park authority.

A member of a park board or park commission.

A special district providing parks, recreation, facilities, programs, open space, and related public services.

The Illinois statutory framework governing many park districts.

The property tax amount requested by a park district.

Police or security officers authorized for certain park district law-enforcement functions.

A local rule requiring a minimum or maximum number of parking spaces for a use or development.

A law-enforcement officer with powers defined by statute.

An ordinance that imposes fines, penalties, or enforcement consequences for violations.

A local-government concept limiting the ability to require excessive parking in some settings, especially where state law preempts or restricts local parking mandates.

Illinois statute limiting certain local parking mandates.

A local body that reviews planning, subdivision, zoning, comprehensive plan, and development matters.

A zoning device allowing coordinated development under approved plans and conditions, often with flexibility from ordinary district rules.

A public commission that studies and recommends land-use plans, zoning changes, subdivisions, and development policies.

Local approval of a subdivision, consolidation, dedication, or other survey plat required before recording or development.

The legal cancellation or removal of a recorded plat, street, alley, easement, or subdivision feature.

A plat showing a survey township under the government land survey system.

Illinois statute addressing police-community relations and related standards.

Government power to regulate property for public health, safety, morals, and welfare.

A body responsible for training and certification standards for law-enforcement officers.

A special district or authority governing port, harbor, terminal, intermodal, or waterfront facilities.

A notice physically posted at property to advise owners, occupants, or the public of a violation, hearing, unsafe condition, or official action.

An initial subdivision plat submitted for review before final engineering and recording.

A charge on prepaid wireless transactions used to fund 9-1-1 services.

A substantial interference with another person’s use or enjoyment of land.

A court or corrections officer supervising persons on probation and performing related duties.

A qualifications-based or statutory process for selecting architects, engineers, land surveyors, or other professional-service providers.

A use the tenant may not conduct, often due to exclusives, zoning, insurance, nuisance, or landlord policy.

Rules requiring local governments to pay approved bills or invoices within stated timeframes or pay interest.

A financing program allowing certain energy or resiliency improvements to be repaid through a property assessment.

Illinois statute authorizing PACE financing programs.

Local rules requiring property to be maintained in safe, sanitary, and lawful condition.

A public body that may finance, construct, own, or lease buildings for governmental use.

Illinois statute governing public building commissions.

A public restroom facility owned or regulated by a municipality or local government.

A burial ground subject to public or local-government responsibilities.

A local public district providing health services, inspections, disease control, or other public health functions.

Illinois statute governing public health districts.

The broad public interests that often justify local regulation of land use, buildings, businesses, nuisances, and conduct.

A meeting at which affected persons may present testimony or comments before a governmental decision.

A library district organized under Illinois law to operate and fund public library service.

Illinois statute governing public library districts.

A condition or activity that interferes with public rights or community health, safety, comfort, or welfare.

A person holding a government office with duties created by constitution, statute, ordinance, or lawful appointment.

Restrictions on conflicts of interest, incompatible offices, and transactions involving public officers.

Illinois statute restricting prohibited activities and conflicts involving public officers.

Illinois statute addressing when one person may hold more than one public office.

Land dedicated or acquired for public travel or utility purposes, including streets, sidewalks, parkways, and alleys.

A network or system used by public safety agencies for communication, coordination, or information sharing.

A special district organized to provide public water service.

Illinois statute governing public water districts.

A contract for construction, repair, improvement, or public infrastructure work for a public body.

Illinois statute addressing change orders in public works contracts.

The minimum number of members required for a public body to conduct official business.

A public authority created to plan, finance, or carry out railroad relocation or grade-separation projects.

In the government survey system, a column of townships measured east or west of a principal meridian.

An agreement allowing a developer or public body to recover a share of infrastructure costs from later benefiting properties.

The official or office that records real-estate instruments in the county land records.

A required approval or certificate for lawful destruction of certain local public records.

The required period for keeping public records before lawful destruction or transfer.

An agreement governing redevelopment incentives, TIF reimbursements, public improvements, land transfers, or project obligations.

A public body created to plan, finance, or administer redevelopment of a defined area.

An area designated for redevelopment under statutory criteria and local approval procedures.

A multi-jurisdictional body formed to coordinate planning, services, or regional concerns.

Illinois statute authorizing regional councils for intergovernmental cooperation or planning.

Illinois statute addressing regional planning.

A public planning body serving multiple jurisdictions or a region.

Illinois statute authorizing regional planning commissions.

A regional public body coordinating or funding transportation services across multiple jurisdictions.

Illinois statute governing the Regional Transportation Authority.

A district formed to support renewable-energy production and related infrastructure.

Illinois statute governing renewable energy production districts.

A state-law limitation on local governments adopting rent control, unless authorized by state law.

Illinois statute preempting local rent control unless state law permits it.

A defined term for laws, ordinances, rules, regulations, codes, recorded covenants, insurance requirements, and similar obligations.

A formal expression of decision or policy by a local legislative body, usually less general or permanent than an ordinance.

Illinois statute authorizing borrowing in anticipation of revenues.

Short-term debt issued in anticipation of future non-tax revenues.

A bond payable from a specific revenue source rather than general taxes.

A process allowing a government to recover money owed by intercepting or offsetting payments otherwise due to a debtor.

Illinois statute concerning cities and villages, including certain historic or validation provisions.

A change in the zoning classification applied to a parcel or area.

A local permit allowing work, installation, closure, or occupation within a public right-of-way.

A district organized to manage, improve, protect, or conserve river-related resources and facilities.

Illinois statute governing river conservancy districts.

Illinois statute authorizing river-edge redevelopment zones.

A fund used for township or road district road and bridge purposes.

A local governmental district responsible for roads, commonly associated with township government.

A district providing sewerage, wastewater, sanitation, or related public-health infrastructure.

Illinois statute governing sanitary districts under the applicable statutory framework.

Rules governing garbage, refuse, waste, sanitation, cleanliness, and related public health matters.

Required distance between a building or improvement and property line, street, or other feature.

A required distance between a structure and a lot line, street line, waterway, or other reference point.

A sale conducted by the sheriff under court order, commonly in foreclosure or execution proceedings.

Local rules governing rental of dwellings or rooms for short stays.

A permit authorizing work, use, obstruction, or occupation of a sidewalk area.

A permit authorizing installation, alteration, or replacement of a sign under local sign regulations.

Holding two public offices or positions at the same time, which may be limited by incompatibility or statute.

A local review of proposed development layout, access, parking, landscaping, drainage, utilities, and related site features.

Illinois statute governing deployment of small wireless facilities.

Wireless equipment installed on poles or structures in rights-of-way or other locations under small wireless facility rules.

A district focused on soil conservation, erosion control, water resources, and related conservation practices.

Illinois statute governing soil and water conservation districts.

Rules limiting unreasonable barriers to solar-energy systems and related local approvals.

A district organized to handle solid-waste disposal, processing, energy recovery, or related services.

Illinois statute governing solid waste disposal districts.

A public-purchasing rule or preference involving use of soybean-based ink where applicable.

Illinois statute addressing supplemental bond and procedure issues for special assessments.

A local governmental entity created for a specific function, such as parks, fire protection, drainage, water, sanitation, libraries, transit, or conservation.

A defined area where an additional tax or levy funds special services or improvements for that area.

A use allowed in a zoning district only after discretionary municipal approval.

A public authority created to finance, own, or manage sports facilities.

The county prosecutor and legal officer for the county in many matters.

An order directing construction, demolition, or other work to stop until violations or permit issues are resolved.

A local approval addressing drainage, detention, erosion control, runoff, and water-quality requirements.

A district organized to provide, maintain, or fund street lighting.

Illinois statute governing street light districts.

A permit authorizing excavation or work in a public street or right-of-way.

A local action abandoning or closing a public street or alley interest.

Local regulation of dividing land into lots, blocks, streets, easements, and public improvements.

A recorded map dividing land into lots, blocks, streets, easements, or other parcels.

A review of subdivision plats, restrictions, easements, and municipal approvals affecting divided land.

The county official who oversees assessment administration and review in many Illinois counties.

A district focused on protecting surface water, drainage, water quality, or related resources.

Illinois statute governing surface water protection districts.

Short-term debt issued in anticipation of future tax receipts.

Illinois statute authorizing short-term notes issued in anticipation of taxes.

The calculation of tax rates and amounts to be billed based on levies, assessments, and statutory limits.

A redevelopment area where growth in property-tax revenue is used to pay eligible redevelopment costs.

A lawsuit by a taxpayer challenging unauthorized, illegal, or improper use of public funds or local governmental action.

A local government’s authority over land inside its boundaries and, where allowed, nearby areas outside those boundaries.

A change to the written language of a zoning ordinance.

Illinois statute governing tourism preservation and sustainability districts.

A district used to support tourism preservation, marketing, sustainability, or related public purposes.

A township fund used for general township purposes.

A township building used for public meetings, offices, or community purposes.

A survey unit in the rectangular survey system, typically about six miles square.

A historic or statutory process involving the alteration of township territory.

A local official who values property for assessment purposes in many Illinois counties.

The governing board of a township.

Historic Illinois statute concerning township cemetery authority.

The township officer responsible for records, minutes, notices, and other statutory duties.

The Illinois statutory code governing townships.

Historic Illinois statute concerning township community buildings.

The legal combination, elimination, or reorganization of township units or functions.

A township-administered public assistance function for eligible residents.

The official responsible for township roads and bridges where that office exists.

The property tax amount requested by a township.

Historic Illinois statute concerning township open-space authority.

The chief executive and financial officer of a township under the Township Code.

Zoning once exercised under township-specific authority, now largely governed by county or municipal frameworks.

A public authority responsible for trail ownership, development, maintenance, or operation.

Moving a case from one county or court location to another.

A tax imposed on transferring real estate, usually by state, county, or municipality.

A public authority providing or coordinating mass transit services.

A local approval required before removing protected, parkway, landmark, or certain private trees.

Standardized reporting of crime data by law-enforcement agencies.

Illinois statute addressing discipline procedures for peace officers.

Land that is outside municipal boundaries and generally governed by the county and any applicable special districts.

County land-use regulation of property outside municipal boundaries.

A local governmental entity such as a county, municipality, township, special district, or other public authority recognized under Illinois law.

An area not served by a fire protection district or municipal fire department.

A building found dangerous, structurally unsound, fire-damaged, unsanitary, or otherwise unsafe under applicable law.

A designated area for urban agriculture activities, sometimes involving local approval and incentives.

A local approval confirming permitted use and occupancy of property or space.

An unfilled public office caused by death, resignation, removal, disqualification, or other legal event.

Another term often used for a zoning variation or authorized deviation from code requirements.

Permission to depart from strict zoning requirements where statutory or ordinance standards are met.

The proper county, district, or court location for a case or proceeding.

A municipal corporation commonly governed by a president and board of trustees, unless another statutory form applies.

The elected legislative body of a village.

A public library established or operated by a village under applicable library law.

Illinois statute governing village libraries.

A professional administrator appointed to manage day-to-day municipal operations in a manager form of government.

The elected presiding officer of a village board, often performing functions similar to a mayor.

Job or legal protections for certain volunteers responding to emergencies.

A written authorization or instrument for payment from public funds, or certain public debt instruments, depending on context.

Damage, neglect, or misuse of property that impairs its value or condition.

Illinois statute governing water authorities.

A public authority responsible for water supply, treatment, transmission, or related water facilities.

A public body formed to provide wholesale or regional water supply and related infrastructure.

Illinois statute governing water commissions.

A public district treating wastewater and managing water reclamation facilities.

Emergency rescue services involving water incidents, flooding, lakes, rivers, or similar hazards.

A district formed to provide water service infrastructure and operations.

A local port district associated with port and waterfront functions in the Waukegan area.

Illinois statute governing the Waukegan Port District.

Local or state rules governing siting, setbacks, permitting, decommissioning, and operation of wind-energy facilities.

A surcharge on wireless service used to support emergency communications.

A fund used to provide cash flow for local government operations pending receipt of taxes or other revenues.

Open space between a building or structure and a lot line, measured under zoning rules.

A district or classification under a zoning ordinance.

Local regulation of land use, building intensity, density, setbacks, parking, signs, and similar development controls.

A local board that hears zoning appeals and requests such as variations, interpretations, and sometimes special uses.

A municipal confirmation or approval that a proposed or existing use complies with zoning requirements.

A contract or lease condition allowing a party to proceed only if zoning approval is obtained.

A mapped area where specific land-use and development regulations apply.

The official map showing the zoning classification of parcels within a jurisdiction.

A local law dividing land into districts and regulating uses, density, bulk, height, setbacks, parking, and related development standards.

A report summarizing zoning classification, permitted use, parking, setbacks, nonconformities, and sometimes rebuild rights.

A breach of zoning rules or conditions, such as an unauthorized use, illegal sign, parking violation, or unapproved structure.

A public zoo or zoological facility that may be operated or supported by a public district.