Cal. Fish & Game Code § 709

A nonprofit organization designated by the department to assist in the sale of deer, elk, antelope, or bighorn sheep fundraising tags that are sold on behalf of the department for the purpose of raising funds for specified programs and projects, pursuant to subdivision (c) of Section 331, subdivision (d) of Section 332, subdivision (a) of Section 4334, or subdivision (d) of Section 4902, is authorized to retain 5 percent of the amount of the sale price of the tag as a reasonable vendor fee.