US · guidance
CMS SOM App. C, Tag D2026
§493.823 Standard: Bacteriology
(d)(1) For any unsatisfactory testing event for reasons other than a failure to
participate, the laboratory must undertake appropriate training and employ the
technical assistance necessary to correct problems associated with a proficiency
testing failure.
(2) Remedial action must be taken and documented, and the documentation must be
maintained by the laboratory for two years from the date of participation in the
proficiency testing event.
History
Rev. 233; Issued: 09-12-25; Effective: 09-12-25; Implementation: 09-12-25
Provenance
- Source
- cms.gov
- Retrieved
- 2026-07-22
- Edition
- som-2026-07-22
- Content hash
7db87885c7bf32e47dc2c2bee44ce0f7db7be2bf928fbdd461da011eab75ece8
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