No Objection Certificate Application System
An online system for Height clearance for buildings and structures around civil airports by Airports Authority of India
Attention Applicant: Common Reasons for Rejection – Click Here!
It is mandatory to get your site or structure surveyed from any :-
Prepare the supporting documents as per the
Colour Coded Zoning Map (CCZM)
NOC from AAI is not required for a structure below the CCZM height. CCZM of major airports can be accessed in the below formatsInteractive MapView PDF
Approximate Permissible Top Elevation (AMSL)
Before applying for NOC, you may check approximate top elevation (AMSL) of the Proposed StructureCheck Approximate Permissible Top Elevation
The purposed structures so located, that NOC is not required from AAI, will be auto settled by the system. System gentarted letter, stating the reason of auto settle, will be issued.
Reason of Auto Settle:-
Applying for NOC is a paperless process. However, you have to upload scanned copies of some documents while applying online. To get the requirements, please select the type of structure, you wish to apply the NOC for, from the list below.
Power Transmission Lines
SACFA Wireless Comm. Mast
NOCAS is an online application system for height clearance of buildings & structures in-and-around airports by Airports Authority of India.
Applicant has to register first & then login to apply. Please go through sections below to know details about the application procedure & requirements.