US Clinical Laboratory Improvement Amendments (CLIA) Regulations (42 CFR Part 493) 1233: Operate a system that documents every complaint and problem reported to the laboratory and investigates complaints where appropriate

What does 1233 require?

The laboratory must have a system in place to ensure that it documents all complaints and problems reported to the laboratory, from clients, patients, staff or other sources, and must conduct investigations of complaints when appropriate, recording the findings and any corrective action.