Ramdev is scheduled to start an agitation against corruption and blackmoney issue from August 9 at Ram Lila ground in the national capital.
CBI sources said Balkrishna was arrested by the agency after the special court here issued a non-bailable warrant against him in connection with the case.
On July 10, the agency had filed a case against Balkrishna in a case relating to alleged submission of alleged fake and forged documents to obtain an Indian passport.
The agency as alleged that Balkrishna along with the then Principal of Sanskrit Mahavidayala, Khurja in Uttar Pradesh had conspired to issue the former fake educational certificates which he used to obtain passport.
The agency has booked the duo under IPC sections related to criminal conspiracy, cheating and forgery, and imposed additional charge for the alleged violation of the Passport Act against Balkrishna.
"It was alleged in the complaint that the accused had wrongfully obtained an Indian passport. Enquiry established that the accused in connivance with some unknown persons has furnished false information and forged documents to the Passport office at Bareilly (UP) for getting an Indian passport issued," the CBI spokesperson had said.
The CBI had registered a case of cheating and criminal conspiracy against Balkrishna on July 23 last year for allegedly procuring fake degree and violating Section 12 of Indian Passport Act by furnishing fake documents to get an Indian passport.