Carl Olsen is the founder of Iowans for Medical Marijuana.
The Iowaska Church of Healing is seeking a federal exemption for the religious use of ayahuasca, a hallucinogen in Schedule 1 of the Controlled Substances Act. Several other churches have received exemptions for ayahuasca, so it seems like the process should be straightforward, and that’s what the church argued in the U.S. Court of Appeals on November 14, 2025, after a six-year delay in processing their application.
The Drug Enforcement Administration (DEA) created a Guidance Document for the Religious Freedom Restoration Act (RFRA) in 2009 which is at the heart of this case argued before the United States Court of Appeals for the District of Columbia Circuit on November 14, 2025. In re: Iowaska Church of Healing, No. 25-1140. The Guidance Document explains how to apply for a religious exception to the Controlled Substances Act (CSA) of 1970 using the regulatory authority in the CSA.
Prior to the decision in Gonzales v. O Centro Espírita Beneficente União do Vegetal, 546 U.S. 418 (2006), the DEA had claimed it lacked the regulatory authority in the CSA to make religious exceptions. The Guidance Document does not include an apology for that error, but it does finally settle the issue of whether the DEA has the authority to make religious exceptions. It does, and it always did.
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