Commercial and Institutional Cleaning Services

The Green Seal Standard for Commercial and Institutional Cleaning Services, GS-42, establishes requirements for cleaning service providers of commercial, public, and institutional buildings, including in-house and external cleaning services, to ensure a quality operation carried out by a highly trained workforce skilled in effective green cleaning practices. Custodial teams meet requirements for building-specific operating procedures, sustainable purchasing, employee training, and tenant communications to ensure a safer, cleaner, healthier building for custodial teams and building occupants.

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standard revisions

Latest version: Edition 2.3, July 7, 2015

Recent Changes: GS-42 underwent corrections and/or clarifications and was re-published on July 26, 2023. For details on the non-substantive changes made to this standard, please see the Standard Documents Library.

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