5 county-level rules, plus city-specific rules for 1 city in East Baton Rouge Parish, Louisiana.
Verified from official government sources
The City-Parish Unified Development Code allows one accessory dwelling on a single-family lot in the A2 through A5, NO and NC zoning districts. It must sit in the rear yard at least ten feet from all rear and side lot lines, and a conditional use permit is required.
Baton Rouge/EBRP UDC 9.5.2(A)
Accessory dwellings shall be located in rear yards at least ten feet from all rear and side lot lines and outside any required buffers. ... Only one accessory dwelling may be permitted on a lot. ... A conditional use permit shall be required to locate an accessory dwelling on any parcel.
Under the City-Parish UDC, a detached shed on a residential lot cannot occupy more than 30 percent of the rear yard or exceed 1,000 square feet. If it is under 14 feet tall it may sit as close as two feet from a side line and five feet from a
Baton Rouge/EBRP UDC 9.5.1(B)(2)
...accessory uses and structures located more than ten feet from the principal building shall be located in a rear yard and may not encroach into any required rear or side yard setbacks, unless the structure is less than 14 feet in height, in which case it may be located as close as two feet from a side lot line and five feet from a rear lot line.
The City-Parish UDC does not set a separate garage-conversion rule. Converting a garage to living space is treated as a building change subject to the adopted building code and, if it creates a separate unit, the accessory dwelling standards of UDC 9.5.2(A), including a conditional use permit.
The City-Parish UDC has no carport-specific ordinance; a carport is regulated as an accessory structure under UDC 9.5.1. If under 14 feet tall it may sit two feet from a side line and five feet from a rear line, and it cannot exceed 1,000 square feet or cover more than
Baton Rouge/EBRP UDC 9.5.1(B)(1)
Any accessory structure less than ten feet from the principal building on a property shall be considered as part of the principal building and shall not encroach into any setbacks required for the principal building.
The City-Parish UDC has no separate tiny-home category. A tiny home on a permanent foundation is a single-family dwelling; a manufactured or movable tiny home is regulated under UDC 9.3.5, which limits one per parcel, requires road frontage, and sets a 25-foot setback from abutting properties.
Baton Rouge/EBRP UDC 9.3.5(C)
Shall be located at least 100 feet from the street and 25 feet from abutting properties unless the property owner has the signed and notarized consent of the abutting property owner to place the home closer to the property line; however, this signed and notarized consent shall not permit the home to be located within five feet of the property line.
1 cities in East Baton Rouge Parish have their own accessory structures rules. Each link goes to that city's dedicated page with code citations.
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