UL 498 Attachment Plugs and Receptacles

[UL 498:2017 Ed.16+R:31May2023]

Standard: UL 498

Standard ID: Attachment Plugs andReceptacles [UL 498:2017 Ed.16+R:20Jun2024]

Previous Standard ID: AttachmentPlugs and Receptacles [UL 498:2017 Ed.16+R:31May2023]

EFFECTIVE DATE OF NEW/REVISED REQUIREMENTS

Effective Date: June 20, 2026

IMPACT,OVERVIEW, AND ACTION REQUIRED

Impact Statement: Per our accreditation,Intertek is required to review reports against the standardrevisions to confirmcompliance. Once compliance is confirmed, the standard reference in the reportisupdated to show continued compliance to the technical requirements of thestandard. Reports not updated tothis version by the effective date above willbe withdrawn.

Overview of Changes:

Requirements for receptacle groundingterminal

15 & 20 A Receptacle Conductor Markings

For more information, please visit: https://www.shopulstandards.com/ProductDetail.aspx?productId=UL498

We can provide UL 498:2023 test equipment, for moreinformation and ordering, please visit

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