Any employee, eligible for membership, who had entered or shall hereafter enter into the active air, military or naval service of the United States before making application for enrollment in the retirement system shall be accepted as a member upon his filing application, provided such application is made within 3 months after entry into such active air, military or naval service, and his regular salary deduction as provided by section 25 (C. 43:15A-25) shall be paid to the retirement system by the employer as provided by chapter 252 of the laws of 1942, as amended by chapter 326 of the laws of 1942 (C. 38:23-5, 38:23-6).
N.J.S. § 43:15A-10