SMS or MMS messages related to cannabis are not allowed in the United States, as federal laws prohibit its sale, even though some states have legalized it.

Similarly, messages related to CBD products are not permissible in the United States, as certain states prohibit its sale.

If you attempt to send an SMS message that contains prohibited words an error message will be shown as seen in the below example:

The following are examples of words that are not allowed in SMS messages:

• CBD

• Marijuana

• THC

• Cannabis

For more information please see these articles: 

• Forbidden Message Categories for SMS and MMS in the US and Canada
• Can I send cannabis or CBD related messaging traffic on Twilio