Announcements / Notifications

Registration for Import of HCFC and HFC for the year 2023
Published on: 31-Oct-2022

In accordance with section 23 of the Regulation on Substances that Deplete the Ozone Layer and Hydrofluorocarbons 2021, the National Environment Commission Secretariat (NECS) would like notify all the importers of Hydrochlorofluorocarbons (HCFCs) and Hydrofluorocarbons (HFCs) including HFC Blends to register with the National Ozone Unit (NOU), NECS for the year 2023 by 31st December 2022.

HCFCs and HFCs are chemicals that are mainly used as refrigerants in refrigeration, air conditioning and heat-pumps, propellants in aerosols, blowing agent to manufacture insulating foam, fire protection fluids and solvents. Some of the most commonly used HCFCs and HFCs (including blends) in Bhutan includes the following. 
HCFC: HCFC-22 (R22)
HFC: HFC-134A (R134A), HFC-32 (R32)
HFC Blends: R404A, R407C, R410A

Import of HCFCs and HFCs including the blends into Bhutan is subject to prior registration and permit from the NOU. Failure to register may result in disallowance of the import permit. 

The registration form for both HCFCs and HFCs can be downloaded from NEC website at Dully filled registration form must be submitted to NOU or email at

For any inquiries and clarification, contact NOU at 323384/326993 during office hours.