36 CFR § 504.9 - Placards, signs, banners and flags.
---
identifier: "/us/cfr/t36/s504.9"
source: "ecfr"
legal_status: "authoritative_unofficial"
title: "36 CFR § 504.9 - Placards, signs, banners and flags."
title_number: 36
title_name: "Parks, Forests, and Public Property"
section_number: "504.9"
section_name: "Placards, signs, banners and flags."
chapter_name: "SMITHSONIAN INSTITUTION"
part_number: "504"
part_name: "RULES AND REGULATIONS GOVERNING SMITHSONIAN INSTITUTION BUILDINGS AND GROUNDS"
positive_law: false
currency: "2026-03-24"
last_updated: "2026-03-24"
format_version: "1.1.0"
generator: "[email protected]"
authority: "Secs. 1-9, 65 Stat. 634, as amended, secs. 1-4, 78 Stat. 365; 40 U.S.C. 193n-193w."
regulatory_source: "33 FR 6656, May 1, 1968, unless otherwise noted."
cfr_part: "504"
---
# 504.9 Placards, signs, banners and flags.
The displaying or carrying of placards, signs, banners, or flags is prohibited unless officially authorized.