Social Security Act
Section 19. Employer's Contributions. -
(a) Beginning on the last day of the month when an employee's compulsory coverage takes effect and every month thereafter during his employment, his employer shall pay, with respect to such covered employee, the employer's contribution in accordance with the schedule provided in this Act. Notwithstanding any contract to the contrary, an employer shall not deduct, directly or indirectly, from the compensation of his employees covered by the SSS or otherwise recover from them the employer's contributions with respect to such employees.
(b) The remittance of such contributions by the employer shall be supported by a quarterly collection list to be submitted to the SSS at the end of each calendar quarter indicating the correct ID number of the employer, the correct names and the SSS numbers of the employees and the total contributions paid for their account during the quarter.