“ 22. It is also noteworthy that the scheme of the Regulations in itself provide for two independent service pensions, one for service in the Indian Army and the second for the service in the DSC. It is only because of the provision for two service pensions in the Regulations that the respondents, while joining the DSC, did not opt for including their past service in the Indian Army and have, therefore, been deprived of benefits which could have accrued to them had they sought inclusion of their past service with the Army. Merely because the claim of the respondents, if allowed, would entitle them to earn a second pension, which is envisaged in the Regulations itself, the petitioners cannot be permitted to raise a plea which is contrary to the specific provisions of the Regulations.