The age of legal consent is 18 years of age. You may apply for a marriage license Monday through Friday from am to pm at the Ajo Justice Court or at Pima County Superior Court.You need to provide identification and possibly proof of age. Arizona does not require a blood test or a copy of your dissolution of marriage decree. The state requires couples considering marriage to obtain a marriage license from the clerk of the superior court at the County office. You will need your marriage certificate and your existing driver's license. Information and fees for obtaining a marriage license in a Pima County courthouse. Both bride and groom must appear with valid I.D and have a social security number (SSN) to obtain a marriage license. Asked to officiate a wedding in Pima County? Discover the simple four-step process to become a wedding officiant and perform a legally recognized marriage.