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§ 579.041 RSMo – Selling Drug Masking Products in Missouri

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Posted by Christopher Combs on July 23, 2025

579.041. Drug masking product, unlawful distribution, delivery, or sale of — penalty.

Selling or giving away fake urine or other products to cheat a drug test is illegal

You can be charged with a crime if you sell or give someone something meant to help them cheat a drug or alcohol test.

1. For this law, these words mean:

  • (1) Drug masking product: Fake urine, real urine, or anything meant to be added to urine, hair, or saliva to fool a drug or alcohol test.
  • (2) Synthetic urine: Something that looks or acts like real urine.

2. You break this law if you illegally give, sell, or deliver a drug masking product to someone else.

3. This offense is a class A misdemeanor.

View the full statute here

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