It was based on newspaper reports," he said.

In the other decision further needling the Congress, the government, which survives on Congress support, recommended to the Lt Governor setting up of a Special Investigation Team (SIT) to probe the 1984 anti-Sikh riots with a time frame of one year to submit its report.

Quickly acting on the directive of the government, the Anti-Corruption Branch lodged an FIR in the street light project but did not name Dikshit who was indicted by the High Level Committee headed by former CAG V K Shunglu which had said that "unusual interest" was displayed by her in awarding the contract.

The CAG had also, in a report in 2011, observed that "the decision to use imported luminaries on selected category of roads was not basedSomnath Bharti said a number of Commonwealth Games related projects that were implemented during the reign of Dikshit will be probed by the ACB which functions under the Delhi Government.

This is the second action against Dikshit by Kejriwal government this week. On Monday, it had recommended to President Pranab Mukherjee to issue an "advisory" to Dikshit based on a Lokayukta order for alleged wrongdoings in grant of provisional regularisation certificates to unauthorised colonies in 2008.

The Congress reacted with anger saying AAP was indulging in witch-hunting and was trying to divert the attention of the people from its governance failures.

Sisodia said investigation into the street lighting scam was closed at the level of preliminary inquiry though there were "strong findings" in the case by CAG and Shunglu Committee.

"It was