Chapter CSB 2

Chapter CSB 2

ADDITIONS TO SCHEDULES IN SS. 961.14,
961.16, 961.18, 961.20 AND 961.22, STATS.

CSB 2.001   Addition of Methiopropamine to schedule I.

CSB 2.002   Excluding Fenfluramine from schedule IV.

CSB 2.003   Transfer of Flualprazolam and addition of 4 other synthetic Benzodiazepine substances to schedule I.

CSB 2.004   Addition of Zuranolone to Schedule IV.

CSB 2.005   Addition of 9 Fentanyl Related Substances to Schedule I.

CSB 2.006   Adding 5 Synthetic Cannabinoids to Schedule I.

CSB 2.007   Addition of ADB-BUTINACA, alpha-PiHP, and 3-MMC to Schedule I.

CSB 2.008   Addition of 2-Methyl AP-237 to Schedule I.

CSB 2.009   Addition of 2 Synthetic Benzimidazole-Opioids to Schedule I.

CSB 2.011   Addition of Ethylphenidate to Schedule I.

CSB 2.012   Addition of 7 Fentanyl Related Substances to Schedule I.

CSB 2.013   Addition of Dipentylone to Schedule I.

CSB 2.014   Addition of 2 Synthetic Benzimidazole-Opioids to Schedule I.

CSB 2.015   Addition of 7 Synthetic Benzimidazole-Opioids to Schedule I.

CSB 2.016   Addition of 4-Chloromethcathinone to Schedule I.

CSB 2.017   Addition of 4-fluoroamphetamine to Schedule I.

CSB 2.018   Addition of Bromazolam to Schedule I.

CSB 2.019   Addition of 3-methoxyphencyclidine to Schedule I.Addition of 3-methoxyphencyclidine to Schedule I.

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Ch. CSB 2 Note Note: Chapter CSB 2 (except CSB 2 (title)) was renumbered chapter CSB 2 Appendix under s. 13.92 (4) (b) 1., Stats., Register April 2023 No. 808. The appendix is printed at the end of this chapter and contains scheduling actions of the Controlled Substances Board prior to April 3, 2023, which used two-digit numbering ending with s. CSB 2.99. Scheduling actions on or after April 3, 2023, beginning with s. CSB 2.001, are printed below.

CSB 2.001 CSB 2.001 Addition of Methiopropamine to schedule I. Section 961.14 (7) (t), Stats., is created to read:

961.14 (7) (t) N-methyl-1-(thiophen-2-yl)propan-2-amine, commonly known as Methiopropamine.

CSB 2.001 History History: cr. Affirmative action order under s. 961.11 (4), Stats., Register April 2023 No. 808, eff. 4-3-23; CR 24-023: cr. Register May 2025 No. 833, eff. 6-1-25.

CSB 2.002 CSB 2.002 Excluding Fenfluramine from schedule IV. Section 961.20 (4) (am), Stats., is repealed.

CSB 2.002 History History: cr. Affirmative action order under s. 961.11 (4), Stats., Register April 2023 No. 808, eff. 4-17-23; correction made under s. 35.17, Stats., Register April 2023 No. 808; CR 24-024: cr. Register May 2025 No. 833, eff. 6-1-25.

CSB 2.003 CSB 2.003 Transfer of Flualprazolam and addition of 4 other synthetic Benzodiazepine substances to schedule I.

CSB 2.003(1) (1) Section 961.20 (2) (ef), Stats., is repealed.

CSB 2.003(2) (2) Section 961.14 (5) (aa), (ab), (ac), (ad), and (ae), Stats., are created to read:

961.14 (5) (aa) Clonazolam (6-(2-chlorophenyl)-1-methyl-8-nitro-4 H -benzo[f][1,2,4]triazolo[4,3-a][1,4]diazepine).

(ab) Diclazepam (7-chloro-5-(2-chlorophenyl)-1-methyl-1,3-dihydro-2 H -benzo[ e][1,4]diazepin-2-one).

(ac) Etizolam (4-(2-chlorophenyl)-2-ethyl-9-methyl-6 H -thieno[3,2-f][1,2,4]triazolo[4,3-a][1,4]diazepine).

(ad) Flualprazolam (8-chloro-6-(2-fluorophenyl)-1-methyl-4 H -benzo[f][1,2,4]triazolo[4,3-a][1,4]diazepine).

(ae) Flubromazolam (8-bromo-6-(2-fluorophenyl)-1-methly-4 H -benzo[f][1,2,4]triazolo[4,3-a][1,4]diazepine).

CSB 2.003 History History: cr. Affirmative action order under s. 961.11 (4), Stats., Register September 2023 No. 813, eff. 9-25-23; correction in (2) made under s. 35.17, Stats., Register September 2023 No. 813; CR 24-048: cr. Register May 2025 No. 833, eff. 6-1-25.

CSB 2.004 CSB 2.004 Addition of Zuranolone to Schedule IV. Section 961.20 (2) (r), Stats., is created to read:

961.20 (2) (r) Zuranolone.

CSB 2.004 History History: cr. Affirmative action order under s. 961.11 (4), Stats., Register February 2024 No. 818, eff. 2-5-24; correction in numbering of CSB 2.004 made under s. 13.92 (4) (b) 1., Stats., Register February 2024 No. 818; CR 24-058: cr. Register May 2025 No. 833, eff. 6-1-25.

CSB 2.005 CSB 2.005 Addition of 9 Fentanyl Related Substances to Schedule I.

CSB 2.005(1) (1) Section 961.14 (2) (nd) 3m., 10m., 11m., 12e., 12m., 12s., 16n., 17g., and 17r., are created to read:

961.14 (2) (nd) 3m. Alpha’-methyl butyryl fentanyl (2-methyl-N-(1-phenethylpiperidin-4-yl)-N-phenylbutanamide);

10m. 2’,5’-dimethoxyfentanyl (N-(1-(2,5-dimethoxyphenethyl)piperidin-4-yl)-N-phenylpropionamide);

11m. 3-furanyl fentanyl (N-(1-phenethylpiperidin-4-yl)-N-phenylfuran-3-carboxamide);

12e. Isovaleryl fentanyl (3-methyl-N-(1-phenethylpiperidin-4-yl)-N-phenylbutanamide);

12m. Meta-fluorofentanyl (N-(3-fluorophenyl)-N-(1-phenethylpiperidin-4-yl)propionamide);

12s. Meta-fluoroisobutyryl fentanyl (N-(3-fluorophenyl)-N-(1-phenethylpiperidin-4-yl)isobutyramide);

16n. Ortho-fluorofuranyl fentanyl (N-(2-fluorophenyl)-N-(1-phenethylpiperidin-4-yl)furan-2-carboxamide);

17g. Para-methoxyfuranyl fentanyl (N-(4-methoxyphenyl)-N-(1-phenethylpiperidin-4-yl)furan-2-carboxamide);

17r. Para-methylcyclopropyl fentanyl (N-(4-methylphenyl)-N-(1-phenethylpiperidin-4-yl)cyclopropanecarboxamide);

CSB 2.005 History History: cr. Affirmative action order under s. 961.11 (4), Stats., Register February 2024 No. 818, eff. 2-5-24; CR 24-059: cr. Register May 2025 No. 833, eff. 6-1-25.

CSB 2.006 CSB 2.006 Adding 5 Synthetic Cannabinoids to Schedule I.

CSB 2.006(1) (1) Section 961.14 (4) (tb) 54. to 58., Stats., are created to read:

961.14 (4) (tb) 54. Methyl 3,3-dimethyl-2-(1-(pent-4-en-1-yl)-1H-indazole-3-carboxamido)butanoate, commonly known as MDMB-4en-PINACA.

55. Methyl 2-[[1-(4-fluorobutyl)indole-3-carbonyl]amino]-3,3-dimethyl-butanoate, commonly known as 4F-MDMB-BUTICA or 4F-MDMB-BICA.

56. N-(1-amino-3,3-dimethyl-1-oxobutan-2-yl)-1-(pent-4-en-1-yl)-1H-indazole-3-carboxaminde, commonly known as ADB-4en-PINACA.

57. 5-Pentyl-2-(2-phenylpropan-2-yl)pyrido[4,3-b]indol-1-one, commonly known as CUMYL-PEGACLONE or SGT-151.

58. Ethyl 2-[[1-(5-fluoropentyl)indole-3-carbonyl]amino]-3,3-dimethyl-butanoate, commonly known as 5F-EDMB-PICA or 5F-EDMB-2201.