As per the information brochure available, the proforma A1 can only be signed by the following competent authority-

• a) District Magistrate, Additional District Magistrate, Deputy Magistrate, Deputy Collector, Sub - Divisional Officer, Block Development Officer.
• b) Superintendent of Police, Additional Superintendent Divisional Police Officer, Deputy Superintendent of Police, of Police, Sub Divisional Police Officer
• c)Commissioner, Additional Commissioner, Joint Commissioner, Deputy Commissioner, Assistant Commissioner of Police Commissionerate.
• d) Judicial Magistrate of any rank or position in the concerned district or Metropolitan locality or Hon'ble High Court at Calcutta or Hon'ble Supreme Court of India.
• e) Corporation Area Commissioner, Additional Commissioner, Joint Commissioner, Assistant Commissioner.
• 1) Assistant Secretary or above in the Secretariat to the Government of West Bengal including GTA) or Central Government. 8) Deputy Director or above in the Directorate to the Government of West Bengal or Central Government.

For more information regarding WBJEE consider the link provided below:

https://www.careers360.com/exams/wbjee

I hope this helps. Wish you a great eve!