A Certified Copy of Las Vegas Marriage Certificate is a copy of the original certificate that was issued by the Clerk, signed by the Officiant and recorded.  This is what every couple needs to show proof of marriage.  If you live in the United States or Canada, this should be the only document you need to change your name with your state DMV, Passport, Social Security, Bank Accounts, Credit Accounts, and to make changes to your Health and Auto Insurance.  You will need this Certified Copy of Las Vegas Marriage Certificate document even if you are not changing your name.  If you live outside the United States, check with your local office to see what is required to register the marriage in your home country.  “International Couples Order your Marriage Documents HERE”.