CFR › Title 46 › Part 111 › §111.30-1546 CFR §111.30-15Verified against eCFR.gov as of June 20, 2026View official text on eCFR.gov ↗Copy link(a)Each device must have a nameplate showing the device's function.(b)Each nameplate for a circuit breaker must show the electrical load served and the setting of the circuit breaker.