Extension of Waiver of ISTS Transmission Charges Till 30th Jun 2025 June 21, 2021 Anand Gupta 000 Featured Extension of Waiver of ISTS Transmission Charges Till 30th Jun 2025. For more information please see below link: Read more NTPC Green Energy Ltd. signed a JV with NREDCAP to set up RE projects worth ₹2,00,000 Cr in Andhra Pradesh – EQ