U.S. presidents can also declare that flags be flown at half-staff on the death of a notable person, according to the site. In those cases, the flag would be flown at half-staff in these instances: ...

Florida Gov. Ron DeSantis has ordered flags to fly at half-staff Saturday, April 12, in Walton County in honor of Deputy William May.

In 1994, President Bill Clinton signed Public Law 103-322 directing the U.S. flag be flown at half-staff on all government buildings on May 15. Are there ceremonies on Peace Officers Memorial Day?