Uttar Pradesh chief of the banned Students' Islamic Movement of India (SIMI) outfit, who had been absconding since 2001, has been arrested, officials said on Monday.

Humam Ahmad alias Humayun was arrested by the Special Task Force (STF) and Anti-Terrorist Squad (ATS) of Uttar Pradesh from Gorakhpur district on Sunday, Additional Director General (Law and Order) Brijlal said.

Humayun was on run after a case was registered against him in 2001 for anti-national activities.

Hailing from Sultanpur district, he was active outside the state.