Mr. Nirupam your fixtn. Of pay will be detrmined by your option to take the CAS benefit
A) if you opt on the date of CAS i.e. 6.3.2017 ur fixtn will be as follows
On 1/7/2016: PB 8300/-+GP 2600= Rs.10900
On 6/3/2017: PB 8630/-+ GP 2900=Rs. 11530 due to 8Yrs CAS
Therefore ur pay will b Rs. 11530/-
Dt. Of nxt increment will b 1/7/2018
B)if u opt on the date of ur annual increment
On 1/7/2016: PB 8300+GP2600/-=Rs. 10900/-
On 1/7/2017 u will get
1) 3% annual increment i.e. PB 8630+GP 2600=Rs. 11230/-
2) 3%of CAS +New GP (2900/-) i.e. PB 8970+GP 2900=Rs.11880/-
Therefore ur pay finally fixed is Rs.11880 and dt. Of nxt increment is 1/7/2018
It is beneficial if u opt on 1/7/2017 rathar than 6/3/2017