Permits are required for agricultural burning with four exceptions:
Permit holders are required to follow the daily DOE burn decision and get permission/notify the fire district.
Permits are required for all ground clearing activity and can be conditional.
There are other options to dispose of blight besides burning-contact DOE.
For disease infested trees there is a special permit by the DOE.
Inside Urban Growth Area and Outside the Urban Growth Area. Must be a commercial farm, filing IRS Form-F, and burning of trimmings/pruning, wind-blown organic material, fence rows and irrigation banks/returns. Otherwise, requires a permit from the DOE (WAC 173-430).