The flags were ordered to remain at half-staff for 30 days or until Jan. 29. While the country’s flag code dictates flags remain lowered following a president’s death, the code is not mandatory.

Despite President Joe Biden’s former directive that U.S. flags would be flown at half-staff during President-elect Donald Trump’s Inauguration Day—a continuation of mourning after the death of former President Jimmy Carter—several Republicans have pledged to fly their flags at full-staff.