N.Y. Civ. Serv. Law § 27

§ 27. Prohibition against certain public employment and political\nactivities. 1. A member of a municipal civil service commission or\npersonnel officer, appointed on or after the effective date of this act,\nshall not hold any other public office or employment under the political\nsubdivisions or subdivision over which such commission or personnel\nofficer exercises jurisdiction, for which he shall receive compensation\nother than necessary travel and other expenses incurred in the\nperformance of the duties of such office or employment.\n 2. A member of a municipal civil service commission or personnel\nofficer shall not serve as an officer of any political party.\n