As of September 2011, the South Park Ranger District does not require a mushroom permit. Fungi foraging in the neighboring White River National Forest, however, requires a free permit for personal use.

Note: I wrote this article at the behest of a Forest Service representative; it is re-posted here, plus subtitles, with permission of the Summit Daily News, which ran it on October 1.  

Just as collecting firewood from the national forest for home use requires a permit, so too does foraging for fungus in the White River National Forest in and around Summit County, Colorado, including areas that were once part of the Arapahoe National Forest. 

Fungi Foraging Permit Free but Required

“Mushroom gathering requires a personal use permit that we have been issuing for free at the Dillon Ranger District Office,” said Cary Green, timber management assistant for the East Zone White River National Forest. The limit is five gallons of mushrooms/day — the equivalent of one 5-gallon bucket or two grocery sacks — with a total season limit of 67 lbs. Other popular Forest Service permits include those for Christmas trees, boughs and transplants. Read the rest of this entry