Int. No. 962
By Council Member Constantinides
Title
A Local Law to amend the New York city building code, in relation to allowed amount of impermeable area at zoning lots
Body
Be it enacted by the Council as follows:
Section 1. Appendix A of the New York city building code is amended to read as follows:
APPENDIX A
[RESERVED] PERMEABILITY OF LOTS
SECTION BC A101
PERMEABILITY OF LOTS
A101.1 Definitions. As used in this appendix, the following terms have the following meanings:
IMPERMEABILITY FACTOR. For a zoning lot, the percentage obtained by dividing the (i) the area of such lot that is covered with asphalt, concrete, or other impervious materials designated by the commissioner by (ii) the total area of such lot.
MAXIMUM IMPERMEABILITY FACTOR. For a zoning lot, the greater of:
1. 50 percent; or
2. The impermeability factor of such lot on the effective date of the local law that added this section or, if such lot did not exist on such effective date, the date that such lot was created.
A101.2 Impermeable surfaces at zoning lots. Zoning lots shall comply with the following requirements:
1. No permit may be issued for work at a zoning lot unless the applicant demonstrates to the satisfaction of the commissioner that such work will not increase the impermeability factor of such lot to greater than the maximum impermeability factor for such lot.
2. If the impermeability factor of zoning lot exceeds 50 percent, no permit may be issued for work at such lot unless the applicant demonstrates to the satisfaction of the commissioner that such work will not increase the impermeability factor of such lot.
Exceptions:
1. A zoning lot that contains, or will upon the completion of such work contain, a Group F or H occupancy, a Group M motor fuel-dispensing facility, or another type of building specified by rule of the commissioner after consulting with the department of environmental protection.
2. A zoning lot for which the permit app...
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