Complex sentence: With effect from 1 April 1999, the Government of India restructured the Comprehensive Rural Sanitation Programme and launched the Total Sanitation Campaign (TSC) which was later (on 1 April 2012) renamed to Nirmal Bharat Abhiyan (NBA).
Split into simpler sentences: With effect from 1 April 1999, the Government of India restructured the Comprehensive Rural Sanitation Programme and launched the Total Sanitation Campaign (TSC). Effective 1 April 2012, the TSC was renamed to Nirmal Bharat Abhiyan (NBA).