N.Y. Comp. Codes R. & Regs. tit. 4, § 76.3
(a) Premiums for coverage of employees whose salaries are paid on a biweekly basis shall be payable to the fund established pursuant to section 76.8 of this Part on a corresponding biweekly basis. Premiums for coverage of all other employees shall be payable to the fund on a monthly basis. All such premiums are subject to change from time to time in accordance with the provisions of the contract or otherwise upon amendment of any such contract.
(b) Deduction of premiums.