Whoever you are arranging the legal ceremony through should be able to help you. Our coordinator recommended a company to work through and they handle all of the paperwork, translation, etc... Beautyweddings.com The contact is Pam. This is info from the site:
Beautyweddings take care on all legal assistance, required documents; either the legalization of marraige certificate or Apostillate Certificate, depending of the country from the couple is, after the couple follows very simple steps.
Civil or legal wedding it is the only way to have a marriage recognized by law.
May be worth the cost so you dont have to worry about it.