Interested in Registering to Explore a Cave?

Registration involves submitting basic personal information online such as name, email address and ZIP code as well as the date of the trip, cave name, national forest and number of participants in the party.

After the information provided is processed, an approved registration form is provided to the person making the request. The requesting party is required to print and sign a copy of the approved registration form with each participant signing the form.

The registration request is then reviewed and processed by the National Forest Service. The process usually takes two to three business days.

Questions about the registration process can be emailed to

The Rocky Mountain Region Cave Access registration form can be obtained through the Rocky Mountain Region’s public website: For most caves in national forests and grasslands, complete and save the cave registration form and email it as an attachment to

Written requests for the cave access registration form may be submitted to the Rocky Mountain Region at USDA Forest Service, Rocky Mountain Region, 1617 Cole Blvd, Building 17, Lakewood, CO 80401, Attention: Cave Registration Request. There is no registration fee.