Reference Source

Fentanyl-related substances, their isomers, esters, ethers, salts and salts of isomers, esters and ethers

For Fentanyl-related substances, their isomers, esters, ethers, salts and salts of isomers, esters and ethers, schedule is Schedule I; listed under is Temporary listing of substances subject to emergency scheduling; dea code number is 9850; cfr citation is 21 CFR 1308.11(h)(30), recorded from its source on 2026-09-01.

Substance
Fentanyl-related substances, their isomers, esters, ethers, salts and salts of isomers, esters and ethers verified
Schedule
Schedule I verified
Listed under
Temporary listing of substances subject to emergency scheduling verified
DEA code number
9850 verified
CFR citation
21 CFR 1308.11(h)(30) our reading
Sourceecfr.gov
Verified
Review by
DatasetFederal controlled substance schedule (I-V) by drug, with DEA code number

Values marked our reading are our classification of what the source says — the source does not print them in those words. The quote below is the evidence for each one; judge it yourself.

What the source says

(30) Fentanyl-related substances, their isomers, esters, ethers, salts and salts of isomers, esters and ethers | 9850 |

ecfr.gov, retrieved 2026-09-01

Where each value comes from

This source states these in separate places, so each value is shown with the passage that states it.

Schedule

§ 1308.11 Schedule I.

Listed under

(h) Temporary listing of substances subject to emergency scheduling.

— all from ecfr.gov, retrieved 2026-09-01

Source

Last verified against source: . Due for re-check by . This page as Markdown · OKF bundle · full dataset as JSON.