Section R657-13-3 - Fishing License Requirements and Free Fishing Day(1) A license is not required on free fishing day, a Saturday in June, annually. All other laws and rules apply.(2) A person 12 years of age or older shall purchase a fishing license before engaging in any regulated fishing activity pursuant to Section 23-19-18.(3) A person under 12 years of age may fish without a license and take a full daily and possession limit.Utah Admin. Code R657-13-3