HOW TO CALCULATE PAY FOR DEFENCE PERSONNEL? FORMULA FOR FIXATION OF PAY Formulae for Fixation of Pay from 3rd CPC to 4th CPC If 20% x of B.P (3rd CPC)Value is less than 75 then B.P+ D.A + A.D.A + ad hoc DA + IR-1 & IR-2 + 75 = 4th CPC Basic Pay Otherwise, B.P + D.A + A.D.A+ ad hoc DA + IR-1 & IR-2+ + 20% of B.P= 4th CPC Basic Pay Formulae for Fixation of Pay from 4th CPC to 5th CPC. 2.98 x (4th CPC B.P) + 100 = 5th CPC Basic P Formulae for Fixation of pay from 5th CPC to 5th CPC (10-10-1997) As per change of scale if occur. Formulae for Fixation of Pay from 5th CPC to 6th CPC a. As per Appendix G to S NI 01/S/2008 b. For X Group personnel add X Group Pay Formulae for Fixation of Pay from 6th CPC to 7th CPC As per Pay Matrix of 7th CPC