All portable fire extinguishers are required to have an Annual Fire Extinguisher Inspection performed by a state licensed inspector every year. In addition, most fire extinguishers are required to have maintenance performed on them every 6 years from the manufacture date of the extinguisher.

Please see list below for exact frequency of service and type of service required for the different types of extinguishers.

• ABC require an internal maintenance every 6 years and a hydrostatic test every 12 years from the date that the extinguisher was manufactured
• BC require an internal maintenance every 6 years and a hydrostatic test every 12 years from the date that the extinguisher was manufactured
• Class K require a hydrostatic test every 5 years from the date that the fire extinguisher was manufactured.
• Halon require an internal maintenance every 6 years and a hydrostatic test every 12 years from the date that the extinguisher was manufactured
• Halotron require an internal maintenance every 6 years and a hydrostatic test every 12 years from the date that the extinguisher was manufactured
• FE-36 require an internal maintenance every 6 years and a hydrostatic test every 12 years from the date that the extinguisher was manufactured
• Co2 require a hydrostatic test every 5 years from the date that the fire extinguisher was manufactured.
• Water require a hydrostatic test every 5 years from the date that the fire extinguisher was manufactured.
• Foam require a hydrostatic test every 5 years from the date that the fire extinguisher was manufactured. **Any time that a fire extinguisher has been partially discharged it needs to be completely recharged.