CLASS 9 placard — hazard class 9
What is the hazard class or division for CLASS 9 placard — hazard class 9?
For CLASS 9 placard, placarding threshold is 1,001 lb (454 kg) aggregate gross weight; placard design regulation is 172.560; regulation is § 172.504 General placarding requirements, recorded from its source on 2026-08-19; source re-checked 2026-09-16.
9 | CLASS 9 (see <https://www.ecfr.gov/current/title-49/section-172.504#p-172.504(f)(9)> § 172.504(f)(9) ) | 172.560
— ecfr.gov, retrieved 2026-08-19
- Category of material
- 9 our reading
- Hazard class or division
- 9 verified
- Placard name
- CLASS 9 verified
- Placarding threshold
- 1,001 lb (454 kg) aggregate gross weight our reading
- Placard design regulation
- 172.560 verified
- Regulation
- § 172.504 General placarding requirements.
- General rule (172.504(a))
- Except as otherwise provided in this subchapter, each bulk packaging, freight container, unit load device, transport vehicle or rail car containing any quantity of a hazardous material must be placarded on each side and each end with the type of placards specified in tables 1 and 2 of this section
- Scope of the 1,001 lb exception
- when hazardous materials covered by table 2 of this section are transported by highway or rail, placards are not required
- The 1,001 lb figure
- A transport vehicle or freight container which contains less than 454 kg (1001 pounds) aggregate gross weight of hazardous materials covered by table 2
Values marked our reading are our classification of what the source says — the source does not print them in those words. The quote below is the evidence for each one; judge it yourself.
Source
- ecfr.govhttps://www.ecfr.gov/current/title-49/section-172.504