['Confined Spaces']

['Permit-Required Confined Spaces']

03/12/2026

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REGSENSE
Topic Search
Confined Spaces - Permit-Required Confined Spaces
FAQ

FAQ

When is a permit required for a confined space?

RegSense Confined Spaces Safety & Health General Industry Safety Permit-Required Confined Spaces Best Results FAQ English Focus Area USA

A permit-required confined space is a confined space (as defined) that has one or more of the following characteristics:

Contains or has a potential to contain a hazardous atmosphere, or
Contains a material that has the potential for engulfing an entrant, or
Has an internal configuration that could trap or asphyxiate an entrant by inwardly converging walls or a floor which slopes downward and tapers to a small cross section, or
Contains any other recognized serious safety or health hazard. Such as moving equipment and exposed electrical lines.

If a space meets the definition of permit-required confined space, then the requirements of 1910.146 apply.

['Confined Spaces']

['Permit-Required Confined Spaces']

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