Acting on a tip-off, a team of police officials busted the first racket, which was operating in the NCR and nabbed its six members, including a woman, SSP Nitin Tiwari said.
Fake notes with a face value of Rs 6.5 lakh were recovered from the accused, all residing in the Vaisali and Khora colonies of the district, he said.
Another gang was smashed by the police from Sahibabad area, wich used to operate in connivance with the dealers from Nepal and Bangladesh, Tiwari said.
Separate cases have been registered in this connection while the further probes are on, the SSP added.