Liaison with Government Departments such as the Ministry of Defence (MoD), Directorate General of Civil Aviation (DGCA), Ministry of Civil Aviation (MoCA), National Institute of Wind Energy (NIWE), Airports Authority of India (AAI), and coordination with the Survey of India (SOI) / Nodal Agencies and other government bodies to obtain NoObjection Certificates (NOCs) for buildings, chimneys, flyovers, cranes, billboards, windmills, power transmission lines, and SACFA wireless communication masts.
Work Includes:

- Surveyor visits for the issuance of height elevation certificates.
- Performing due diligence of the projects.
- Arranging maps and marking coordinates on a 1:50,000 scale map.
- Application and registration on the MoD NOC portal.
- Conducting studies for obtaining approval for greater heights as per G.S.R. 751(E), issued by the Ministry of Civil Aviation, Government of India.
- Coordination with all agencies to obtain necessary approvals.