Human: What are the legal requirements for obtaining a marriage license? Assistant: 
In the United States, the legal requirements for obtaining a marriage license vary by state. Generally, people must meet certain age and identity requirements in order to be eligible for a marriage license. Most states require proof of age and identification from both the bride and groom, such as a valid driver’s license or passport. Blood tests might also be required in some states. Additionally, couples might need to provide proof of residence and engagement, such as an affidavit from a religious organization, in order to obtain a marriage license. The fee for the marriage license will also differ from state to state.