36 U.S.C. § 110 : US Code - Section 110: Flag Day

Search 36 U.S.C. § 110 : US Code - Section 110: Flag Day

(a) Designation. - June 14 is Flag Day.
(b) Proclamation. - The President is requested to issue each year
a proclamation -
(1) calling on United States Government officials to display
the flag of the United States on all Government buildings on Flag
Day; and
(2) urging the people of the United States to observe Flag Day
as the anniversary of the adoption on June 14, 1777, by the
Continental Congress of the Stars and Stripes as the official
flag of the United States.