Why are flags at half-staff?

Patriot Day 2026, the 25th Anniversary of the September 11 Terrorist Attacks. This summary is grounded in the official order and does not replace its controlling instructions.

How long will flags remain at half-staff?

Begins
September 11, 2026
Ends
from sunrise until sunset local time
Restoration
Flags should return to full staff after from sunrise until sunset local time.

Who issued the order?

The order was issued through the Federal Register.

Where does the order apply?

See official order

Official source

The official source controls the reason, dates, scope, and restoration timing.

Read the official United States order ↗