Proof of joint ownership means that you need to verify you own property jointly with your partner. In order to do so you can present the following documents: mortgage statements, bank statements, credit card statements, residential leasing agreements or property tax statements with both parties’ names as co-owners.
In addition, you can also present: current utility bills with both names, and automobile title or registration showing joint ownership. A birth certificate may also be asked in order to prove parent/child relationships. Usually, the statement provided has to be issued within the last 6 months.
There are many situations in which you might be aasked to provide proof of ownership, such as to certify dependents or to sign up for health insurance.