Historical Ordinance Amendments
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Historical Zoning Ordinance Amendments

The Zoning Ordinance that governs the City of Indianapolis-Marion County has been amended numerous times. Below is the list of amendments to the 1922 City Zoning Ordinance, the 1948 County Zoning Ordinance, and the combined City-County Zoning Ordinances (Uni-gov).

These amendments are listed alphabetically by the general topic to which the amendment pertains then chronologically. Each is available in PDF format simply by double-clicking on the title and it will open in a new window. The first two digits in the ordinance number following the description refer to year the ordinance was proposed. 

   
Adult Entertainment Business, 84-AO-4
Adult Entertainment Business, extended to DA, D5II, and D6II, 90-AO-1
Adult Entertainment Business, purpose statements, definitions, 02-AO-01
Adult Entertainment Business, adult cabaret and adult motel definitions, 03-AO-02
Airport District Ord, 63-AO-3
Airport Special Use District and standards, 61-AO-4
Airspace District Zoning Ord, 72-AO-1
Airspace District Zoning Ord, 81-AO-5
Airport Zoning Ord (combines Airport Special Use District Ord and Airspace District Ord), 94-AO-2
Airport Zoning Ord, Airspace District zoning base maps, 98-AO-2
B-3 uses (County)-Bowling alleys added, 61-AO-1
Board of Zoning Appeals creation by Ord, 83-AO-1
Central Business District Ord, 64-AO-1
CBD-Special Development District Zoning Ord 68-AO-7
Central Business District uses & development standards, 81-AO-4
CBD-Special Development District Zoning Ord, General Regulations, 85-AO-1
Central Business District uses & sky plane exposure, 93-AO-1
Central Business District Ord, (repeal of CBD-Special District & addition to CBD Ord), 94-AO-1
Central Business District Ord, separation between Under-21 establishments & other amusements 97-AO-6
Churches as Special Exceptions in dwelling districts, 86-AO-2
Commercial Zoning Ord, Districts C1 through C7 and CS, 69-AO-1
Commercial Zoning Ord, comprehensive revision, 75-AO-3
Commercial Special Exceptions Ord, 76-AO-2
Commercial Zoning Ord, Auto sales/repair, 76-AO-3
Commercial Zoning Ord, front yard uses and setbacks in C1, C2, C3, and C3C, 79-AO-4
Commercial Zoning Ord, C3 yards, gas station canopies, 80-AO-1
Commercial Zoning Ord, comprehensive revision, 92-AO-4 (Part 1- Sec 1.00 to 2.07)
Commercial Zoning Ord, comprehensive revision, 92-AO-4 (Part 2- Sec 2.08 to 2.15)
Commercial Zoning Ord, comprehensive revision, 92-AO-4 (Part 3- Sec 2.16 to 3.00)
Commercial and Special Districts Ord, Thoroughfare Plan update reference, 96-AO-1
Commercial Zoning Ord, separation requirements for under-21 and other amusement uses, 97-AO-5
Commercial and Special Districts Ord, substance abuse treatment facilities, 98-AO-5
Comprehensive zoning map boundaries, 70-AO-4
Comprehensive zoning map boundaries, 71-AO-2
Comprehensive zoning map boundaries, 72-AO-3
Comprehensive zoning map boundaries, 73-AO-4
Comprehensive zoning maps, 74-AO-2
Comprehensive zoning map boundaries, 77-AO-1
Comprehensive zoning map boundaries, 79-AO-2
Comprehensive zoning map boundaries, 81-AO-3
Comprehensive zoning map boundaries, 87-AO-2
Comprehensive zoning map boundaries, 89-AO-3
Comprehensive zoning map boundaries, map 11, 93-AO-5
Comprehensive zoning map boundaries, map 25, 94-AO-6
Comprehensive zoning map boundaries, map 5, 94-AO-6
Comprehensive zoning map boundaries, maps 1, 3, 19 & 32, 95-AO-11
Comprehensive zoning map boundaries, maps 13, 20, 21, 29 & 31, 96-AO-5
Comprehensive zoning map boundaries, maps 16, 17, & 40, 94-AO-9
Comprehensive zoning map boundaries, maps 2, 14, 28, 47, 50 & 51, 95-AO-5
Comprehensive zoning map boundaries, maps 30 & 33, 94-AO-11
Comprehensive zoning map boundaries, maps 34, 41, 42, 48 & 49, 96-AO-7
Comprehensive zoning map boundaries, maps 35 & 45, 94-AO-11
Comprehensive zoning map boundaries, maps 36, 37, 43 & 44, 97-AO-8
Comprehensive zoning map boundaries, maps 38, 39 & 46, 97-AO-9
Comprehensive zoning map boundaries, maps 4, 23, 24, 14D, 18C, 28C & 35B, 95-AO-9
Comprehensive zoning map boundaries, maps 6 & 18, 94-AO-8
Comprehensive zoning map boundaries, maps 9, 22, 26 & 27, 95-AO-7
Comprehensive zoning map boundaries, Floodway and Flood Fringe, 92-AO-7
Comprehensive zoning map boundaries. map 12, 94-AO-6
Comprehensive zoning maps, rezoning of RC-M district to CBD-1 and CBD-2, 94-AO-5
Division of Compliance establishment, DPW consolidation, 01-AO-02
Dwelling Districts Zoning Ord, Low-Rise Multiple-family, 64-AO-4
Dwelling Districts Zoning Ord, comprehensive revision with signs, 66-AO-2
Dwelling Districts Zoning Ord map boundaries, 66-AO-5
Dwelling Districts Zoning Ord map boundaries, 67-AO-4
Dwelling Districts Zoning Ord, recorded lots and substandard widths, 67-AO-6
Dwelling Districts Zoning Ord, non-conforming schools, 68-AO-1
Dwelling Districts Zoning Ord, D-6II creation, 68-AO-5
Dwelling Districts Zoning Ord map boundaries, 68-AO-10
Dwelling Districts Zoning Ord, Meridian Hills setback and yard requirements, 71-AO-5
Dwelling Districts Zoning Ord, Mobile Homes, 74-AO-3
Dwelling Districts, Home Occupation amendment, 75-AO-1
Dwelling Districts, Group Home for the Developmentally Disabled, 81-AO-2
Dwelling Districts Zoning Ord, Manufactured Housing, 82-AO-1
Dwelling Districts Zoning Ord, comprehensive revision, 89-AO-2 (Part 1)
Dwelling Districts Zoning Ord, comprehensive revision, 89-AO-2 (Part 2)
Dwelling Districts Zoning Ord, 92-AO-1
Dwelling Districts Zoning Ord, commercial vehicle parking, 93-AO-4
Dwelling Districts Zoning Ord, child care homes and group homes, 95-AO-1
Dwelling Districts Zoning Ord, group homes for the mentally ill, 95-AO-8
Dwelling Districts Zoning Ord, lot width, model homes, pool fences, antennas, home occupations, 97-AO-2
Dwelling Districts Zoning Ord, bldg height, setback and fence height exceptions, 97-AO-3
Dwelling Districts Zoning Ord, Sanitary sewer req DS & D1, 97-AO-13
Dwelling, Commercial, and Special Districts Zoning Ordinances, added assisted living facilities as permitted use, 98-AO-7
Enforcement and Remedies Zoning Ord, 88-AO-5
Enforcement and Remedies Zoning Ord, 92-AO-5
Enforcement and Remedies Zoning Ord, inspections, stop-work order, 93-AO-6
Enforcement and Remedies Zoning Ord, excluded cities enforcement enhancement, 05-AO-01
Flood Control Districts Ord, 71-AO-3
Flood Control Districts Ord, 82-AO-2
Flood Control Districts Ord, NFIP regs, FIRM map boundaries, 84-AO-3
Flood Control Districts Ord, comprehensive revision, 92-AO-6
Flood Control Districts Ord, floodplain development permits, misc, 2000-AO-3
Flood Control District maps (FIRM update), 05-AO-03
Floor Area Ratio requirements for Cumberland (County), 59-AO-4
Floor Area and Floor Area Ratio definitions, 69-AO-5
Freeway rights-of-way zoning, 2000-AO-02
Gas utility Special Use category (County), 59-AO-5
Gasoline Service Station Ordinance, 66-AO-4
Gravel and Sand, bond amount increase (County), 59-AO-17
Gravel-Sand-Borrow District Zoning Ord, 65-AO-3
Historic Preservation Districts Zoning Ord, 68-AO-14
Hospital Districts Zoning Ord, 68-AO-8
Hospital Districts Zoning Ord, map boundaries 69-AO-3
Hospital Districts Zoning Ord, map boundaries 69-AO-6
Hospital Districts Zoning Ord, map boundaries 72-AO-2
Hospital Districts Zoning Ord, notice requirements, 73-AO-3
Improvement Location Permit Ord, 68-AO-11
Improvement Location Permit Ord, 71-AO-1
Improvement Location Permit Ord, 75-AO-2
Improvement Location Permit Ord, outdoor advertising sign moratorium, 88-AO-1
Improvement Location Permit Ord, deletion of requirement 1 yr after variance approval, 93-AO-3
Improvement Location Permit Ord, exemptions, definitions, 95-A0-2
Improvement Location Permit Ord, exemptions from permit requirements, 97-AO-4
Improvement Location Permit Ord, Underground storage tank permit, 97-AO-11
Industrial Zoning Ord, performance standards (County), 58-AO-2
Industrial Zoning Ord (Lawrence), 59-AO-21
Industrial Zoning Ord (County), 63-AO-4
Industrial Zoning Ord, map boundaries, 64-AO-2
Industrial Zoning Ord, added I-5-S and I-5-U districts, 67-AO-7
Industrial Zoning Ord, Industrial Park definition, 73-AO-2
Industrial Zoning Ord, I-1-S standards, I-2-S uses, 80-AO-3
Industrial Zoning Ord, 96-AO-3 (Part 1)
Industrial Zoning Ord, 96-AO-3 (Part 2)
Legal Nonconforming Use Ord established, 96-AO-4
Lot area reduction for "S" lots with public sewers (County), 59-AO-3
Lot area requirement increase, A4, A5, A6 (City), 60-AO-4
Lot area requirement increase, R-6 apartments (County), 60-AO-3
Main floor area requirement, residential use (City), 61-AO-2
Marion County Zoning Ord, business district setbacks, 60-AO-7
Marion County Zoning Ord, dwelling unit dimensions, 60-AO-5
Meridian Hills Zoning Ordinance, 1946
Meridian Hills exception, 71-AO-5
Motels in RM1 district, RM and RM1 uses in B-1 district (Speedway), 63-AO-2
Ordinance enforcement, 60-AO-2
Park District Zoning Ord, PK-I, 68-AO-2
Park District Zoning Ord, PK-II, 69-AO-2
Parking requirement increase, apartments (City), 59-AO-14
Parking requirements and definition (City), 60-AO-8
Planned Unit Development Ord, 67-AO-8
Planned Unit Development Ord, applicability, 67-AO-2
Planned Unit Development Ord, established, 67-AO-1
Planned Unit Development Ord, signs, 67-AO-3
Planned Unit Development Ord, 21st St and Tibbs Ave, 70-AO-1
Planned Unit Development Ord, 73-AO-1
Public sewered "S" lot clarification, 59-AO-19
Regional Center-Market Square Development District, 70-AO-2
Regional Center Ord, 70-AO-3
Regional Center Ord, Director's approval, standards, 70-AO-5
Regional Center Ord, North Meridian Street Corridor, 82-AO-3
Regional Center-Market Square Development District uses, 81-AO-6
Regional Center Ord, sidewalk sales, 92-AO-2
Regional Center Ord, ILP requirement deletion 93-AO-2
Repeal-Gasoline Service Station, Off-Street Parking, PUD-Special District Ords, 84-AO-1
Repeal-Special Use Districts Ord, establish Special Districts Ord, allow Admin Approval, 95-AO-12
Residential first floor area, lot width, lot size (Town of Warren Park), 60-AO-1
Residential use elimination from industrial district (County), 58-AO-5
Rezoning reversion, 1 year (County), 57-AO-2
Road definitions, ROW, and setbacks therefrom (County), 58-AO-12
Sidewalk location and composition, Sub Ord (County), 61-AO-3
Sidewalk sales, CBD-Special Development District, 81-AO-8
Sidewalk sales, Regional Center Zoning Ord, 81-AO-7
Sidewalk amendment, 07-AO-2, GO4-2008
Sign Regulations, Commercial Districts, 68-AO-4
Sign Regulations, Special Use, Forestry, Agricultural Districts, 68-AO-3
Sign Regulations, temp business, subdivisions, multi-family, 69-AO-4
Sign Regulations, 71-AO-4
Sign Regulations, distance between ad signs, 86-AO-1
Sign Regs, Off-premises Advertising (billboards), 88-AO-3
Sign Regulations, integrated centers, 91-AO-2
Sign Regulations, comprehensive revision, Chapters 1-5, 94-AO-10 (Part 1)
Sign Regulations, comprehensive revision, Chapters 6-8, 94-AO-10 (Part 2)
Sign Regulations, outdoor cafes, 97-AO-7
Sign Regulations, non-commercial opinion, seasonal display, window, other, 98-AO-8
Sign Regs, Off-premises Advertising (Billboards), distance, location, 03-AO-04
Sign Regulations, non-commercial opinion signs, 04-AO-03
Special Use Districts Zoning Ord, SU-43 Transmission Lines (County), 59-AO-20
Special Use Districts Zoning Ord, 66-AO-3
Special Use Districts Zoning Ord, SU-13 sanitary landfill regulations, 67-AO-5
Special Use Districts Zoning Ord, SU-13 sanitary landfill regulations, 68-AO-13
Special Use Districts Zoning Ord, 78-AO-1
Special Districts Zoning Ord (combine Park, Hospital, University Quarter), 94-AO-3
Special Use Districts Zoning Ord, comprehensive, deletes SU-14, SU-15, and SU-29, 94-AO-4
Special Use Districts Zoning Ord, off-track pari-mutuel wagering facilities, 94-AO-7
Subdivision Control Ord (County), Bonding exclusion for previously bonded improvements, 59-AO-18
Subdivision Control Ord (County), Drainage design certification, 59-AO-8
Subdivision Control Ord, Monument identification (County), 59-AO-6
Subdivision Control Ord (County), Timing of completion of improvements, 59-AO-7
Subdivision Control Ord (County), Thoroughfare ROW width, lot access, 59-AO-9
Subdivision Control Ord (County), lot frontage, whole-width or half-width, 59-AO-10
Subdivision Control Ord (County), Monument Req decrease, 59-AO-11
Subdivision Control Ord (County), Maintenance bonds, 59-AO-12
Subdivision Control Ord, 58-AO-13
Subdivision Control Ord, monument specifications, 64-AO-3
Subdivision Control Ord, Street construction standards, 64-AO-5
Subdivision Control Ord, complete revision, 97-AO-12
U3 Parking requirements increase (City), 59-AO-22
U5 public hearing uses (City), 61-AO-5
Underground Utilities Zoning Ord, 72-AO-5
University Quarter Zoning Ord, 66-AO-6
University Quarter Zoning Ord, Butler University, 73-AO-5
Wellfield Protection Zoning Ord, Special Exceptions by HOV, 95-AO-13A
Wellfield Protection Zoning Ord, expiration date extension, 95-AO-13B
Wellfield Protection Zoning District Base maps 7D, 14C, and 50C deletions, 96-AO-2
Wellfield Protection Zoning Ord, expiration date extension, 96-AO-6
Wellfield Protection Zoning Ord, expiration date extension, 97-AO-1
Wellfield Protection Zoning Ord, TQP process, 97-AO-10
Wellfield Protection Zoning Ord, delete boundary requirement to follow property lines, 98-AO-3
Wellfield Protection Zoning Ord, roles of DPW, BPW, DMD and MDC, 03-AO-03
Wine bottling permitted in County I-1 district, 58-AO-14
Wireless Communications Zoning Ord, referenced in other districts, 98-AO-4
Wireless Communications Zoning Ord, PK-1 apps, other various, 98-AO-6
Wireless Communications Zoning Ord, height, Administrator's landscaping approval, 99-AO-01
Zoning districts map addition (City of Lawrence), 65-AO-2
Zoning map, electronic version as Official Zoning Map, 01-AO-01
Zoning Ordinance (City)- 1922
Zoning Ordinance (City) - 1942
Zoning Ordinance (City) - 1951
Zoning Ordinance (City) - 1968
Zoning Ordinance (County 1948) -Pt 1 of 4
Zoning Ordinance (County 1948) -Pt 2 of 4 Rules + Permits
Zoning Ordinance (County 1948) -Pt 3 of 4 Amendments up to 1955
Zoning Ordinance (County 1948) -Pt 4 of 4 Amendments 1956 to 1964