If you live in the Portland area, your renewal paperwork should have been sent to you. If you have moved here from out of state, you'll have to go to the DMV first.
Must have the registration / renewal paperwork, and should require proof of insurance if getting new registration tags.
Renewal/registration paperwork. ID. Insurance. $$
If tou are registering for the first time from out of state, I just showed up with the out of state title.
You should have received the paper work in the mail.
Thanks! Your answer is awaiting moderation.