Chandigarh, April 15 -- The Punjab government is unlikely to extend the detention of radical Sikh preacher and Khadoor Sahib MP Amritpal Singh under the stringent National Security Act (NSA) and may arrest him in connection with the February 2023 Ajnala police station attack, according to people familiar with the matter. Amritpal's detention ends on April 22.

"The decision to revoke the NSA against Amritpal is almost final. However, he won't be released and will remain in Assam's Dibrugarh Jail, where he has been held since April 2023," a senior government functionary privy to the development said.

Hardliner Amritpal was arrested in Moga's Rode village on April 23, 2023, two months after an attack at the Ajnala police station. In that a...