Section 12
SECTION 12. Section 18 and Section 18-A of Republic Act No. 1161 are hereby combined and amended to read as follows: "SEC. 18. Employee's contribution.—(a) Beginning as of the last day of the calendar month when an employee's compulsory coverage takes effect and every month thereafter during his employment, the employer shall deduct and withhold from such employee's monthly salary, wage, compensation or earnings, the employee's contribution in an amount corresponding to his salary, wage, compensation, or earnings during the month in accordance with the following schedule effective on January 1, 1980: Salary Bracket Number Range of Compensation Monthly Salary Credit Monthly Contribution Employer Employee Total I P1- P 49.99 P25 P 0.40 P 0.40 P 2.10 II 50-99.99 75 4.30 2.00 6.30 III 100-149.99 125 6.40 4.10 10.50 I:V 150-199.99 175 9.00 5.70 14.70 V 200-249.99 225 11.40 7.50 18.90 VI 250-349.99 300 15.20 10.00 25.20 VII 350-499.99 425 21.60 14.10 35.70 VIII 500-699.99 600 30.40 20.00 50.40 IX 700-899.99 800 40.50 26.70 67.20 X 900- over 1000 50.70 33.30 34.00 "(b) Every employer shall issue a receipt for all contributions deducted from the employee's compensation or shall indicate such deductions on the employee's pay envelopes."