Weddings in Rocky Mountain National Park A permit is required for weddings held in the park, regardless of the number of people participating or attending the ceremony. At non-designated sites the following applies : For a small wedding consisting of up to 10 people the administrative fee is $50. Larger weddings are not allowed at non-designated sites. At Moraine Park Museum Amphitheater and other designated sites the following applies: For a small wedding up to 10 people the administration fee is $50. For a wedding of 11 to 35 people the administration fee is $100. Larger weddings are not allowed at these sites. At Lily lake the following applies: For a small wedding consisting of up to 10 people the administrative fee is $50. For a wedding of 11 to 35 people the administration fee is $100. For a wedding of 36 to 100 people the administration fee is $200 plus any additional costs incurred including maintenance costs and / or monitoring by a ranger. For the most up to date information or to make a reservation, please call Rocky Mountain National Park on 970 586 1206, please note it makes sense to book your minister first to avoid having to keep changing your reservation dates.