The Unified Pension Scheme for central government employees has seen low adoption rates. Only a small percentage of National Pension Trust subscribers have opted for this new scheme. The government introduced UPS with assured pension benefits and gratuity provisions.
Source: [Times of India](https://timesofindia.indiatimes.com/india/ups-has-attracted-just-4-of-nps-subscribers-government/articleshow/132842166.cms)