Official Office of Commercial Affairs (Washington, DC) Holidays

Official OCA Holidays


Last Updated: December 2023

Please note that the Office of Commercial Affairs may be closed on unlisted days, due to emergency or weather-related conditions as well. For additional information, see the US Government’s Office of Personnel Management (OPM) for un-announced emergency closings of government agencies in the Washington, DC area.

    • January, 2024
2, Substitution for New Year’s Day
16, Birthday of Martin Luther King, Jr.
    • February, 2024
20, President’s Day (George Washington’s Birthday)
    • April, 2024
6, Chakri Memorial Day (TH)
13, Songkran Day (TH)
    • May, 2024
4, Coronation Day (TH)
29, Memorial Day
    • June, 2024
5, Substitution for HM Queen Suthida Bajrasudhabimalalakshana’s Birthday Anniversary (TH)
19, Juneteenth National Independence Day 
    • July, 2024
4, Independence Day
28, HM King Maha Vajiralongkorn Phra Vajiraklaochaoyuhua’s Birthday (TH)
    • August, 2024
14, Substitution for HM Queen Sirikit the Queen Mother’s Birthday Anniversary (TH)
    • September, 2024
4, Labor Day
    • October, 2024
9, Columbus Day
13, H.M. King Bhumibol Adulyadej the Great Memorial Day (TH)
23, H.M. King Chulalongkorn the Great Memorial Day (TH)
    • November, 2024
10, Veterans Day
23, Thanksgiving Day
    • December, 2024
5, HM King Bhumibol Adulyadej the Great’s Birthday Anniversary / National Day / National Father’s Day of Thailand (TH)
25, Christmas Day