Surprised, deeply disturbed over changes in pension rules: Ex-civil servants write to PM Modi In the open letter, the former civil servants said they were unable to understand why there was a need for such an amendment to the Central Pension Rules, when there already exists an Official Secrets Act, 1923 Officers who have spent a lifetime in security-related matters are unlikely to be irresponsible and reveal sensitive secrets, the former civil servants wrote to PM Modi PTI Updated Jul 18, 2021, 8:23 AM IST A group of 109 former civil servants on Saturday wrote to Prime Minister Narendra Modi over changes in pension rules, saying they were surprised and deeply disturbed as the recent amendment "attempts to impose a silence".