Retesting Requirements

This page is for licensees who would like to know if they can retest a product that has failed at least one of the tests conducted by a certified laboratory. 

The licensee will need LCB approval received via reply to a retest request email

The LCB approval email can then be forwarded by the licensee to the laboratory conducting the retest.

If the failed product result is within the criteria for retesting, please:

  1. Send an email to containing ‘Retest Request’ in the title.
  2. Attach the Certificate of Analysis showing the failed test and result.
  3. Include the trade name, license number, inventory number, and the name of the test being requested.



For questions or concerns, please email 

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