N.Y.C. Admin. Code § 10-117.2: § 10-117.2 Rewards for providing information leading to apprehension, prosecution or conviction of a person for crimes involving graffiti vandalism.

The mayor, upon the recommendation of the police commissioner, shall be authorized to offer and pay a reward in an amount not exceeding five hundred dollars to any person who provides information leading to the apprehension, prosecution or conviction of any person who may have violated the provisions of subdivision a or b of section 10-117 of this chapter, or who may have committed any other crime where the unlawful conduct included the conduct described in subdivision a or b of such section. No police officer, peace officer or any other law enforcement officer, and no officer, official or employee of the city of New York shall be entitled, directly or indirectly, to collect or receive any such reward.