General.
Indianapolis-Marion County Revised Code § 742-201
in effectSec. 742-201. - General.
A. Purpose.
1. This article presents a set of Zoning Districts that may be applied to lots in addition to the Primary Zoning District. These Secondary Zoning Districts are also known as Overlay Districts. Generally, these Secondary Zoning Districts cover a specific, limited geography in Indianapolis/Marion County.
2. These Secondary Zoning Districts regulate the development in certain geographies and are intended to protect a natural resource (Wellfield and Gravel-Sand-Borrow), to enhance the value of existing development (Regional Center), or to assure the public safety (Flood Control and Airspace).
3. The Regional Center Secondary District is designed to regulate development in the downtown area in which a diverse blend of uses, functions and facilities must coexist.
4. The Flood Control Secondary Districts are designed to regulate and restrict development in floodway and the floodplain areas. It is meant to prevent property losses from flooding, prevent the loss of life from flooding, minimize water quality degradation, and protect significant environmental corridors.
5. The Wellfield Protection Secondary Districts are designed to limit certain types of uses, processes and development in areas adjacent to a water wellfield. This is intended to protect significant groundwater and aquifer resources.
6. The Airspace Secondary District is designed to provide for the safety of people by regulating building heights and public assembly locations in areas adjacent to airport runways.
7. The Gravel-Sand-Borrow Secondary District is designed to permit the removal earthen materials in a manner that protects the public interest and also protects adjacent land uses.
B. Establishment. The Secondary Zoning Districts listed in the following Table 742-201-1 are hereby established, and shall have the boundaries shown on the Official Zoning Map of the City of Indianapolis described in Section 740-103.
Table 742-201-1: Secondary Districts and Symbol Established
Regional Center Secondary Zoning District
RC | Regional Center and North Meridian Street Corridor District
Flood Control Secondary Zoning Districts
FW | Floodway
FF | Floodway Fringe
Wellfield Protection Secondary Zoning Districts
W-1 | Wellfield Protection - One Year Time-of-Travel Area
W-5 | Wellfield Protection - Five Year Time-of-Travel Area
Airspace Secondary Zoning District
A | Airspace District
Gravel-Sand-Borrow Secondary Zoning District
GSB | Gravel-Sand-Borrow District
C. Applicability.
1. All properties shown within each Secondary Zoning District on the official zoning map are subject to the standards and provisions of this Chapter 742, Article II, applicable to that Secondary Zoning District, and are also subject to standards and provisions applicable to the Primary Zoning District listed in Chapter 742, Article I, within which that property is located.
2. In the event of a direct conflict between the standards and provisions of a Primary Zoning District and a Secondary Zoning District applicable to the same property, the provisions of the Secondary Zoning District shall apply.
3. In addition, property within each of Secondary Zoning Districts listed in this Chapter 742, Article II, must comply with all other applicable provisions of the Zoning Ordinance, including without limitation the performance standards in Chapter 740, Article IV, the uses and use-specific standards in Chapter 743, and the development standards in Chapter 744, unless a specific exception is set forth in the Zoning Ordinance.
(G.O. 64, 2015, § 2)
Source: Consolidated City of Indianapolis and Marion County, Revised Code (Municode Library, library.municode.com)URL: https://library.municode.com/in/indianapolis_-_marion_county/codes/code_of_ordinances?nodeId=TITIIIPUHEWE_CH742DI_ARTIISEDI_S742-201GEFetched: 10/27/2026