46 CFR §196.37-23
Verified against eCFR.gov as of June 20, 2026View official text on eCFR.gov ↗
- (a)Each hand portable fire extinguisher shall be marked with a number and the location where stowed shall be marked with a corresponding number at least 1/2 inch high. Where only one type and size of hand portable fire extinguisher is carried, the numbering may be omitted.