# South Dakota HB 1099: reschedule the pharmaceutical composition of crystalline polymorph psilocybin in a drug product approved by the Food and Drug Administration as a Schedule IV controlled substance.

South Dakota HB 1099, reschedule the pharmaceutical composition of crystalline polymorph psilocybin in a drug product approved by the Food and Drug Administration as a Schedule IV controlled substance., is a 101st South Dakota Legislature (2026) House bill sponsored by Pischke, Tom (Republican), Rehfeldt, Taylor (Republican); status signed, last action 2026-03-10 (Signed by the Governor) (as of 2026-11-01).

- Canonical: https://policyrisk.com/state-bill/SD-HB1099-2026
- As of: 2026-11-01
- Plain-text twin of the page above; the HTML and this file carry the same facts.

## Facts
- Bill: South Dakota HB 1099
- State: South Dakota
- Session: 101st South Dakota Legislature (2026)
- Title: reschedule the pharmaceutical composition of crystalline polymorph psilocybin in a drug product approved by the Food and Drug Administration as a Schedule IV controlled substance.
- Status: signed
- Chamber: House
- Introduced: 2026-01-21
- Last action: 2026-03-10, Signed by the Governor
- Sponsors: Pischke, Tom (Republican), Rehfeldt, Taylor (Republican)
- Cosponsors: 11
- Subjects: Controlled Substances, Public Health and Safety
- Touches household money: no
- Roll calls: 4 (98 yes, 19 no in all)
- Economic provisions PRIA read: 1

## Summary

No summary available.

## Bill overview: provisions PRIA read

- Lower controls for approved psilocybin medicine: benefit, low. South Dakota classifies the drug composition called crystalline polymorph psilocybin as Schedule IV instead of the stricter Schedule I. This applies only to that composition in a drug product approved by the Food and Drug Administration. The law does not approve a drug or require providers to presc…

## Sponsors and cosponsors

- Sponsor: Pischke, Tom (Republican), Senate
- Sponsor: Rehfeldt, Taylor (Republican), House
- Cosponsor: Davis, Sydney (Republican), Senate
- Cosponsor: Emery, Eric (Democratic), House
- Cosponsor: Goodwin, Tim (Republican), House
- Cosponsor: Heermann, Mellissa (Republican), House
- Cosponsor: Moore, Scott (Republican), House
- Cosponsor: Muckey, Erik (Democratic), House
- Cosponsor: Mulder, Brian (Republican), House
- Cosponsor: Perry, Carl (Republican), Senate
- Cosponsor: Uhre-Balk, Nicole (Democratic), House
- Cosponsor: Wipf, Brandon (Republican), Senate
- Cosponsor: Wittman, Kadyn (Democratic), House

## Roll call votes

| Date | Chamber | Motion | Result | Yes | No | Other |
| --- | --- | --- | --- | --- | --- | --- |
| 2026-03-02 | Senate | Do Pass | pass | 21 | 12 |   |
| 2026-02-25 | Senate | Do Pass | pass | 6 | 0 |   |
| 2026-02-09 | House | Do Pass | pass | 58 | 7 |   |
| 2026-02-05 | House | Do Pass | pass | 13 | 0 |   |

## Actions (14)

- 2026-03-10: Signed by the Governor (House)
- 2026-03-05: Delivered to the Governor (House)
- 2026-03-04: Signed by the President (Senate)
- 2026-03-03: Signed by the Speaker (House)
- 2026-03-02: Senate Do Pass, Passed, YEAS 21, NAYS 12 (Senate)
- 2026-02-26: Remove from Consent Calendar (Senate)
- 2026-02-25: Certified uncontested, placed on consent (Senate)
- 2026-02-25: Senate Health and Human Services Do Pass, Passed, YEAS 6, NAYS 0 (Senate)
- 2026-02-25: Scheduled for hearing (Senate)
- 2026-02-10: First read in Senate and referred to Senate Health and Human Services (Senate)
- 2026-02-09: House of Representatives Do Pass, Passed, YEAS 58, NAYS 7 (House)
- 2026-02-05: House Health and Human Services Do Pass, Passed, YEAS 13, NAYS 0 (House)
- 2026-02-05: Scheduled for hearing (House)
- 2026-01-21: First read in House and referred to House Health and Human Services (House)

## Bill text

- Introduced, 2026-01-20: [PDF](https://mylrc.sdlegislature.gov/api/Documents/305666.pdf)

## Related bills

- HB 1082: establish parameters for the reimbursement of school districts that provide free or reduced-price meals to students. (signed)
- HB 1051: revise property tax levies for school districts and to revise the state aid to general and special education formulas. (signed)
- HB 1245: authorize municipalities to establish a local funding mechanism for capital improvement projects. (signed)
- HB 1193: modify the provisions for a refund of taxes to disabled veterans and surviving spouses under certain property tax relief programs. (signed)
- HB 1148: adopt the respiratory care interstate compact. (signed)
- HB 1149: adopt the athletic trainer licensure compact. (signed)

## Sources
- [Introduced (PDF)](https://mylrc.sdlegislature.gov/api/Documents/305666.pdf)

## Related
- [HB 1082: establish parameters for the reimbursement of school districts that provide fre…](https://policyrisk.com/state-bill/SD-HB1082-2026)
- [HB 1051: revise property tax levies for school districts and to revise the state aid to…](https://policyrisk.com/state-bill/SD-HB1051-2026)
- [HB 1245: authorize municipalities to establish a local funding mechanism for capital imp…](https://policyrisk.com/state-bill/SD-HB1245-2026)
- [HB 1193: modify the provisions for a refund of taxes to disabled veterans and surviving…](https://policyrisk.com/state-bill/SD-HB1193-2026)
- [HB 1148: adopt the respiratory care interstate compact.](https://policyrisk.com/state-bill/SD-HB1148-2026)
- [HB 1149: adopt the athletic trainer licensure compact.](https://policyrisk.com/state-bill/SD-HB1149-2026)
- [South Dakota bills](https://policyrisk.com/states/south-dakota/bills)
- [South Dakota state hub](https://policyrisk.com/states/south-dakota)
- [All state legislation](https://policyrisk.com/state-bills)

Source: PRIA, https://policyrisk.com/state-bill/SD-HB1099-2026 (as of 2026-11-01).