| Tuesday | Primary Election DayIndiana | |
| Rhode Island Independence DayRhode Island |
| Wednesday | Cinco de Mayo |
| Friday | Truman Dayobserved by state employeesMissouri |
| Saturday | Truman DayMissouri |
| Sunday | Mother's DayArizona | |
| Mother's Day |
| Monday | Confederate Memorial DaySouth Carolina | |
| Confederate Memorial DayNorth Carolina |
| Tuesday | Primary Election DayWest Virginia |
| Thursday | Ascension Day |
| Thursday | Anniversary of Mecklenburg Declaration of IndependenceNorth Carolina |
| Sunday | Pentecost |
| Friday | Service Reduction Dayadditional time offMaryland |
| Sunday | Trinity Sunday |
| Monday | Memorial Day | |
| Memorial Dayexcept: AL, LA, MS, SC | ||
| National Memorial DayAL, MS, SC | ||
| National Memorial Dayper proclamationLouisiana | ||
| Jefferson Davis' BirthdayMississippi |