Twenty states require couples to wait a few days after applying for a marriage license before they receive the license:
1-day Waiting Period: Illinois, New York, South Carolina, Delaware.
2-day Waiting Period: Maryland.
3-day Waiting Period: Alaska, Iowa, Kansas, Louisiana, Maine, Massachusetts, Michigan, Mississippi, New Hampshire, New Jersey, Oregon, Pennsylvania, Washington.
4-day Waiting Period: Delaware if both of you are nonresidents.
5-day Waiting Period: District of Columbia, Minnesota.
6-day Waiting Period: Wisconsin.