Open burn small pile/slash permits


Open burn small pile/slash permits are for 50 or fewer piles to burn in the current calendar* year and each pile is small enough that it will be out cold by sunset. Pile size is limited to 8'x8'x8' (512 cubic feet). Larger burns require a smoke management permit.

*Please note that burning is prohibited in the seven-county Denver/Boulder metro area from November 1-March 31 each year. This includes Adams, Arapahoe, Boulder, Broomfield, Denver, Douglas and Jefferson counties.


If you wish to open burn small piles/slash in the following counties, please contact the local delegated agency for a permit (a delegated agency is one that has been granted legal delegation by Colorado’s Air Pollution Control Division to issue open burning permits):

All other counties require a state permit. Please apply below.

Open Burning Small Pile/Slash Permit application | Download the form to fill out PDF/Word

Please send the completed application to:
Fax: 303-782-0278
Open Burning Coordinator
4300 Cherry Creek Drive South
Denver, CO 80246-1530

For questions, please contact the Air Pollution Control Division at 303-692-3268.


Ban Information


General Information