| Tuesday | New Year's Day | |
| New Year's Day |
| Sunday | Epiphany |
| Monday | Birthday of Martin Luther King, Jr. | |
| Inauguration DayWashington, DC, area only | ||
| Dr. Martin Luther King, Jr.'s Birthday |
| Saturday | Groundhog Day |
| Tuesday | Shrove Tuesday / Mardi Gras | |
| Lincoln's Birthday |
| Wednesday | Ash Wednesday |
| Thursday | Valentine's Day |
| Monday | Washington's Birthday | |
| President's Day | ||
| Washington's Birthday |
| Sunday | Saint Patrick's Day |
| Sunday | Palm Sunday |
| Monday | Maryland Day |
| Thursday | Maundy Thursday |
| Friday | Good Friday | |
| Good Friday |
| Saturday | Holy Saturday |
| Sunday | Easter |
| Monday | April Fools' Day |
| Monday | Earth Day |
| Wednesday | Administrative Professionals' Day |
| Friday | National Arbor Day |
| Sunday | Cinco de Mayo |
| Thursday | Ascension Day |
| Sunday | Mother's Day |
| Sunday | Pentecost |
| Friday | Service Reduction Dayadditional time off |
| Sunday | Trinity Sunday |
| Monday | Memorial Day | |
| Memorial Day |
| Thursday | Corpus Christi |
| Friday | Flag Day |
| Sunday | Father's Day |
| Thursday | Independence Day | |
| Independence Day |
| Sunday | Parents' Day |
| Friday | Service Reduction Dayadditional time off |
| Monday | Labor Day | |
| Labor Day |
| Sunday | National Grandparents Day |
| Wednesday | Patriot Day |
| Thursday | Defenders' Day |
| Tuesday | Constitution Day and Citizenship Day |
| Monday | Columbus Day | |
| Columbus Day |
| Thursday | Halloween |
| Friday | All Saints' Day |
| Saturday | All Souls' Day |
| Monday | Veterans Day | |
| Veterans Day |
| Wednesday | Service Reduction Dayadditional time off |
| Thursday | Thanksgiving Day | |
| Thanksgiving Day |
| Friday | American Indian Heritage Day |
| Friday | Saint Nicholas Day |
| Saturday | Pearl Harbor Remembrance Day |
| Tuesday | Service Reduction Dayadditional time off | |
| Christmas Eve |
| Wednesday | Christmas Day | |
| Christmas Day |
| Tuesday | Service Reduction Dayadditional time off | |
| New Year's Eve |