The HALT Fentanyl Act schedules illicit fentanyl-related substances, known as fentanyl analogs, as Schedule I drugs under the Controlled Substances Act.

The HALT Fentanyl Act, passed by the House and Senate with bipartisan support, will reschedule fentanyl as a Schedule I drug. The rescheduling of fentanyl will lead to harsher sentences for those

The legislation does not extend to addiction treatment, which the Trump administration has cut in its broader quest to curb federal spending.