Maoist leader from Jharkhand, Chandra Bhusan Yadav, has been arrested from Chinsurah in West Bengal's Hooghly district, police said in Kolkata on Saturday.
During interrogation at the CID headquarters in in Kolkata, Yadav told them that he had come to West Bengal for treatment of chronic stomach ailments.
About Rs 60,000 in cash and some Maoist documents were found on Yadav, but he was not carrying any arms, they said.
Pointing out that 10 cases were pending against Yadav in Jharkhand, they said, there was, however, no case against him in West Bengal.
A team of CoBRA personnel on Saturday escorted Yadav to a district court in Chinsurah. After hearing he would be taken to Jharkhand, they added.
Yadav, a self-styled squad commander, was arrested on Friday.