The woman, in her mid-20s, registered a case of rape and unnatural sex against her husband Kuldeep Singh, 32, at a women police station at Sector 51 in the town.
The woman said in her complaint that they were living separately after a dispute between them. Police said that the accused forcibly entered his wife's house and victimised her.
"The case was registered against Singh, a resident of Sector 9, under relevant sections of Indian Penal Code on August 9. He was arrested from Sector 38 here," a senior police officer said.