Flag Holidays
The flag should be displayed on all days, especially on New Year's Day, January 1; Inauguration Day, January 20; Martin Luther King Jr.'s birthday, third Monday in January; Lincoln's Birthday, February 12; Washington's Birthday, third Monday in February; National Vietnam War Veterans Day, March 29; Easter Sunday (variable); Mother's Day, second Sunday in May; Armed Forces Day, third Saturday in May; Memorial Day (half-staff until noon), the last Monday in May; Flag Day, June 14; Father's Day, third Sunday in June; Independence Day, July 4; National Korean War Veterans Armistice Day, July 27; Labor Day, first Monday in September; Constitution Day, September 17; Columbus Day, second Monday in October; Navy Day, October 27; Veterans Day, November 11; Thanksgiving Day, fourth Thursday in November; Christmas Day, December 25; and such other days as may be proclaimed by the President of the United States; the birthdays of States (date of admission); and on State holidays.
American Flag Code §6. Time and occasions for display(d)
New Year's Day
Martin Luther King Jr. Day
Lincoln's Birthday
Washington's Birthday
Vietnam War Veterans Day
Easter Sunday
Mother's Day
Armed Forces Day
Memorial Day
Flag Day
Father's Day
Independence Day
National Korean War Veterans Armistice Day
Labor Day
Constitution Day
Columbus Day
Navy Day
Veterans Day
Thanksgiving Day