A new Maryland law, effective October 1, 2026, prohibits the State Board of Veterinary Medical Examiners from disciplining veterinarians solely for discussing or recommending cannabis or cannabidiol (CBD) products for animals. The measure, known as House Bill 452, was signed by Governor Wes Moore on April 14, 2026, and was unanimously passed by both legislative chambers.
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This law addresses cannabis defined as Cannabis sativa L. and its extracts with a THC concentration greater than 0.3% on a dry weight basis, while also including hemp-derived CBD products. It specifically prevents the board from suspending, revoking, reprimanding, or placing a veterinarian on probation based solely on their discussion or recommendation of these products for potential therapeutic effects.
However, the law maintains that the board may still take disciplinary actions for other reasons. It does not legalize the prescribing or dispensing of cannabis or CBD products for animals, nor does it confirm their safety or efficacy.
At a Senate committee hearing, Senator Clarence Lam noted that veterinarians have been hesitant to discuss cannabis due to past communications from the board that instilled fear of disciplinary action. A representative from the Maryland Veterinary Medical Association echoed this concern, stating that clients often inquire about CBD products, yet many veterinarians felt constrained in their discussions.
As of March 2026, the board had not taken any formal disciplinary actions that this law would impact, while regulating over 3,300 veterinarians in the state.
On the federal level, recent developments have affected marijuana regulations. In April 2026, certain categories of marijuana were moved from Schedule I to Schedule III, but this change did not include hemp. Additionally, a new hemp definition is anticipated by December 11, 2026, which could further impact the CBD market.
Currently, no cannabis-based medications have been approved for pets, despite some ongoing studies exploring the effects of CBD on conditions like drug-resistant epilepsy in dogs. The FDA recommends that pet owners consult with their veterinarians regarding cannabis use.