Iowa Code § 1C.1: Legal public holidays.

The following are legal public holidays:

1. New Year’s Day, January 1.

2. Dr. Martin Luther King, Jr.’s Birthday, the third Monday in January.

3. Lincoln’s Birthday, February 12.

4. Washington’s Birthday, the third Monday in February.

5. Memorial Day, the last Monday in May.

6. Independence Day, July 4.

7. Labor Day, the first Monday in September.

8. Veterans Day, November 11.

9. Thanksgiving Day, the fourth Thursday in November.

10. Christmas Day, December 25.