PD 29 December 2017
R.Ramachandran (Advocate) 29 December 2017
Each PSU has its own policy. The policy need not be same in all the PSUs. Therefore, the best way to find the answer to your query is to ascertain from your own PSU.
Kumar Doab (FIN) 30 December 2017
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If there is NO clear information available then write to concerned official and obtain information.