Clearly state the purpose of the authorization. Mention what actions the authorized person is allowed to take on your behalf.Can't collect your passport in person? Learn how to draft a letter of authorization, allowing someone else to pick it up for you. To expand into New York, businesses must register with the secretary of state and receive a certificate of authority. We can get your certificate for you. "I (your name) writing to authorize (name of the person to be authorized) to manage my account on my behalf. Authority letters to collect passports are necessary if you're unable to collect your new travel document in person.