# Portable fire extinguishers · Monthly visual inspection · NFPA 10 (2010 ed.) — Fire extinguisher inspection, maintenance and hydrostatic test intervals by agent type For Portable fire extinguishers · Monthly visual inspection · NFPA 10 (2010 ed.), extinguishing agent / type is Portable fire extinguishers; service obligation is Monthly visual inspection; interval is at least monthly at a minimum of 30-day intervals; authority is NFPA 10 (2010 ed.); section is NFPA 10(10), Sec. 7.2.1, recorded from its source on 2026-08-19. - **Extinguishing agent / type:** Portable fire extinguishers _(verified: appears in the quote below)_ - **Service obligation:** Monthly visual inspection _(our reading, not quoted from the source)_ - **Interval:** at least monthly at a minimum of 30-day intervals _(verified: appears in the quote below)_ - **Authority:** NFPA 10 (2010 ed.) _(our reading, not quoted from the source)_ - **Section:** NFPA 10(10), Sec. 7.2.1 _(verified: appears in the quote below)_ ## What the source says > Portable fire extinguishers are required to be visually inspected when initially placed in service and at least monthly at a minimum of 30-day intervals thereafter [see NFPA 10(10), Sec. 7.2.1]. ## Source - https://www.health.state.mn.us/facilities/regulation/engineering/docs/lscfireext.pdf Last verified: 2026-08-19. Review by: 2027-08-19. Part of [Fire extinguisher inspection, maintenance and hydrostatic test intervals by agent type](https://referencesource.org/fire-extinguisher-inspection-testing-intervals-by-type/).