The agency is investigating the extortion cases registered against Singh at the Marine Drive police station in south Mumbai and Kopri police station in adjoining Thane city.
The CID had earlier arrested police inspectors Nandkumar Gopale and Asha Korke in connection with the Marine Drive case.
Earlier in the day, a commission probing corruption allegations against former Maharashtra home minister Anil Deshmukh cancelled the bailable warrant issued against Param Bir Singh after the latter appeared before the panel.
The Justice K U Chandiwal Commission was formed by the Maharashtra government in March this year to probe the allegations levelled by Singh against the then home minister and NCP leader Deshmukh.
The panel had earlier fined Singh on multiple occasions for failing to appear before it and also issued a bailable warrant against him.
Singh, who was earlier declared absconding by a court here in an extortion case, surfaced in public last Thursday after six months on his return from Chandigarh, and appeared before the Mumbai crime branch to record his statement.
The Supreme Court has granted him temporary protection from arrest.
On Friday, Singh appeared before Thane policein connection with an extortion case filed against him and some other police officials on the complaint of a local builder.
The IPS officer is facing at least five extortion cases in Maharashtra.
Stay connected with us on social media platform for instant update click here to join our Twitter, & Facebook
We are now on Telegram. Click here to join our channel (@TechiUpdate) and stay updated with the latest Technology headlines.
For all the latest Business News Click Here
For the latest news and updates, follow us on Google News.