ISTS-TBCB

Transfer of Sonbhadra interstate scheme awaiting power ministry approval

The formal transfer of the ISTS-TBCB scheme dealing with evacuation from pumped storage projects in Sonbhadra, Uttar Pradesh, is awaiting approval from the Union power ministry. Speaking to tndindia.com, a senior government official said the formal Read more

Record number of ISTS-TBCB schemes fully commissioned in FY26

Fiscal year FY26, which ended on March 31, 2026, proved very eventful for the ISTS-TBCB landscape with as many as 17 such schemes achieving full commissioning. According to an analysis by tndindia.com based on official statistics released by Central Read more

Over 6,000 ckm of new lines added on ISTS network in FY26, TBCB dominates

Over 6,000 ckm of new transmission lines (of 220kV or above) were added on the interstate transmission system (ISTS) network during FY26 with contribution from tariff-based competitive bidding (TBCB) projects clearly dominating. Read more

Only two in the race for Wahipora intrastate scheme in Jammu & Kashmir

Only two entities are in the fray for the Wahipora intrastate transmission system (InSTS)-TBC scheme in the Union Territory of Jammu & Kashmir. It is reliably learnt that only Power Grid Corporation of India Ltd (PGCIL) Read more

ISTS-TBCB Market in FY26: Adani Energy leads in tariff share, PGCIL in number of schemes

An exclusive study by tndindia.com suggests that 16 interstate transmission system schemes were awarded under the tariff-based competitive bidding mechanism in FY26. This ISTS-TBCB market was led by Adani Energy Solutions Ltd in terms of tariff-based share while Read more

Five in fray for Shongtong interstate-TBCB transmission scheme, in second bidding round

Five developers have been shortlisted for opening of initial price bids for an interstate-TBCB project housed under “Shongtong Power Transmission Ltd.” This is the second bidding round following the first that was annulled in September 2024. The five bidders Read more

Major transmission infrastructure addition by ISTS-TBCB schemes expected in Q1FY27

The first quarter (Q1: April to June) of FY27 is expected to see significant addition of transmission infrastructure through interstate transmission system (ISTS) schemes awarded under the tariff-based competitive bidding (TBCB) mechanism. According to an analysis by tndindia.com based Read more

PGCIL receives letter of intent for Tumkur-II REZ interstate transmission scheme

Power Grid Corporation of India Ltd (PGCIL) has received the letter of intent for developing an interstate transmission system (ISTS) scheme in Karnataka, under the tariff-based competitive bidding (TBCB) mode. In a brief stock exchange filing, Read more

GIPCL KEC Pooling | T&D India

More deliberations recommended for upcoming Bikaner-V transmission scheme

A new interstate scheme relating to the Bikaner-V pooling station in Rajasthan will come up for bidding only after more deliberations at the next meeting of National Committee on Transmission (NCT). The interstate transmission system ( Read more

Adani Energy formally acquires South Kalamb interstate-TBCB transmission scheme

Adani Energy Solutions Ltd (AESL) has formally acquired project SPV “South Kalamb Power Transmission Ltd,” from bid process coordinator PFC Consulting Ltd (PFCCL). AESL emerged as the winning bidder of this scheme under the tariff-based competitive bidding (TBCB) route. Read more