The third project will not be awarded to Gensol and NTPC could look for alternatives and may go for a second round of bidding for it.
"No significant progress has been made in the projects so far," the person said.
Gensol Engineering specializes in solar power EPC services, along with electric mobility solutions. Its unit, Gensol Solar EPC, has so far executed over 770 MW of solar projects, including rooftop, ground mount, and floating solar installations, according to its website.

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In the solar EPC segment, the company has a ?7,000-crore unexecuted order book according to the latest statement with major clients such as NTPC and GUVNL.
In February, Gensol had secured EPC contracts worth approximately ?968 crores for a 245 MW project and ?1,063 crore for a 275 MW project at Khavda renewable energy power park in Gujarat, including three years of operation and maintenance.
Apart from its current order book, there is a bid pipeline "several times larger," according to the company's statement in February.
NTPC and Gensol Engineering did not respond to emails ET sent seeking comments till the time of printing.