N.Y. Comp. Codes R. & Regs. tit. 22, § 806.27
(b) The following is the schedule of reasonable fees referred to in subdivision (a) of this section, either:
(4) 25 percent on any amount over $25,000 of the sum recovered; or
SCHEDULE B
a percentage not exceeding 33⅓ percent of the sum recovered, if the initial contractual arrangement between the client and the attorney so provides, in which event the procedure provided in this section for making application for additional compensation because of extraordinary circumstances shall not apply.
SCHEDULE A
(c) Such percentage shall be computed by one of the following two methods to be selected by the client in the retainer agreement or letter of engagement: