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SESK: Stuff Everyone Should Know · sesk.info/dad-gfci-test-monthly

How often does CPSC say to test GFCI outlets?

Monthly.

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  1. Once a year
  2. Monthly ✔
  3. Only when they trip

Why: CPSC says to test GFCIs monthly to make sure they are working properly. Press Test; the Reset button should pop and the power should cut off.

Huh, didn't know that: CPSC says portable or rarely used GFCIs should be tested before each day's use.

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References

Answer: Monthly. CPSC says to test GFCIs monthly to make sure they are working properly. Press Test; the Reset button should pop and the power should cut off.

  1. CPSC: Ways to Protect Yourself and Others From Shock or Electrocution (2019) cpsc.gov/s3fs-public/WaysToProtectYourselfAndOthersFromShockOrElectrocutionuUpdated07312019.pdf
    Test permanently installed GFCIs at least monthly to assure continued protection.
    Checked 2026-10-10.

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