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What is NYC ZR § 23-22?

Quick Answer

This section establishes maximum residential floor area ratios for R6 through R12 zoning districts, differentiating between standard residences and qualifying affordable or senior housing. The Department of Buildings enforces these regulations. Applies to building owners and developers in specified residential zoning districts.

General informational summary. Not legal advice for your situation. Consult an attorney before acting on any specific matter.

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§ 23-22 Floor Area Regulations for R6 Through R12 Districts

ZR § 23-22

R6 R7 R8 R9 R10 R11 R12

In the districts indicated, the maximum residential floor area ratio shall be as set forth in the following table. Separate maximum residential floor area ratios are set forth for zoning lots containing standard residences and zoning lots containing qualifying affordable housing or qualifying senior housing.

MAXIMUM FLOOR AREA RATIO FOR R6-R12 DISTRICTS

District

Standard residences

Qualifying affordable housing or qualifying senior housing

R6A R61 R6-1

R7B

3.00

3.90

R6

2.20

R6B

2.00

2.40

R6D R6-2

2.50

R7A R7-11 R7-21

4.00

5.01

R7-1 R7-2

3.44

R7D

4.66

5.60

R7X R7-3

5.00

6.00

R8A R8X R8

6.02

7.20

R8

7.201

8.642

R8B

4.80

R9A R9

7.52

9.02

R9D R9X R9-1

9.00

10.80

R10A R10X R10

10.00

12.00

R11

15.00

R12

18.00

1 For zoning lots, or portions thereof, located within 100 feet of a wide street

2 Outside of Mandatory Inclusionary Housing areas, for zoning lots, or portions thereof, located within 100 feet of a wide street, containing UAP developments or qualifying senior housing

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