Telangana eases fire NOC norms for existing schools and junior colleges, allowing narrower extra staircases and flexible open space rules; NOCs valid 3 years. The revised guidelines, issued on Wednesday, will apply to fire no-objection certificate (NOC) applications received on or after 10. Preferred Source Google Discover Hyderabad, Nov 4 (PTI) Telangana Fire, Disaster Response, Emergency and Civil Defence Department Director General Vikram Singh Mann on Wednesday announced.