Be an Arizona resident. Be at least 18 years of age.4) Visit sos.state.oh. The easy answer: Yes, you may notarize out-of-state documents. Applicants for an Ohio Notary Public commission are required to take a threehour Notary training course from a stateapproved education and testing provider. Welcome to your step-by-step guide for becoming a notary or renewing your traditional or online notary public commission in Cuyahoga County, Ohio. 1. Please bring a valid, government-issued photo ID and unsigned documents to be notarized. American Association of Notaries offers free step-by-step instructions on how to complete your Arizona notary application and apply to become an Arizona notary.