Reporting results

1. A laboratory shall submit the results of all proficiency tests to the department no later than thirty days after the laboratory receives the results from the proficiency test sample provider. 2. A laboratory conducting proficiency testing as part of an initial or revised application shall submit the results of proficiency tests as part of the application. 3. A laboratory either shall provide a copy of the original results to the department or authorize the proficiency test sample provider to provide all results directly to the department. 4. Proficiency test samples analyzed or reported to the proficiency test sample provider after the provider's study closing date are not valid for compliance with the proficiency testing requirements under this section.