One Rank One Pension Implementation : PCDA Circular 555 – PDF Download Subject: Implementation of ‘One Rank One Pension’ to Defence pensioners. Reference: GoI, MoD letter No.12 (1)/2014/D(Pen/Policy)-Part-II dated 3rd Feb,2016. A copy of Government of India, Ministry of Defence letter … [Read more...] about One Rank One Pension Implementation : PCDA Circular 555 – PDF Download