['CMV Parts and Maintenance', 'CMV Inspections']

['Fire extinguishers - Motor Carrier', 'Pre-trip inspections', 'Warning devices']

03/24/2026

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CMV Parts and Maintenance - Fire extinguishers - Motor Carrier

§393.95 Emergency equipment on all power units

RegSense Fleet Safety Federal Motor Carrier Safety Administration (FMCSA), DOT CMV Parts and Maintenance Warning devices Fire extinguishers - Motor Carrier Focus Area Compliance Docs Standard Interpretation USA English Pre-trip inspections Transportation CMV Inspections

Question 1: Are pressure gauges the only acceptable means for a visual determination that a fire extinguisher is fully charged?

Guidance: No, as long as there is some means to permit a visual determination that a fire extinguisher is fully charged.

['CMV Parts and Maintenance', 'CMV Inspections']

['Fire extinguishers - Motor Carrier', 'Pre-trip inspections', 'Warning devices']

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