The Centre on Wednesday also approved doubling the investment limit to Rs 15 lakh under the Pradhan Mantri Vaya Vandan Yojana (PMVVY) to provide increased social security cover to senior citizens. “As a boost to social security initiatives for senior citizens, the investment limit of Rs 7.5 lakh per family in the existing scheme is enhanced to Rs 15 lakh per senior citizen in the modified PMVVY, thereby providing a larger social security cover to the senior citizens,” an official statement said.