N.Y.C. Admin. Code § 13-692: § 13-692 Payment of supplemental retirement allowances.

a. On or before the last day of each month during the payment period mentioned in subdivision a of section 13-691 of this chapter, there shall be paid from the supplemental pension fund to each retiree entitled thereto under such section, the applicable supplemental retirement allowance prescribed by such section.

b. On or before the last day of each month with respect to which an additional supplemental retirement allowance is payable pursuant to section thirty or section thirty-one of chapter six hundred fifty-eight of the laws of nineteen hundred eighty-four, there shall be paid from the supplemental pension fund to each pensioner entitled thereto under either such section, the applicable additional supplemental retirement allowance prescribed by such section.