# Hawaii SB 2420: PROPOSING AN AMENDMENT TO THE CONSTITUTION OF THE STATE OF HAWAII TO LEGALIZE THE ADULT USE OF CANNABIS.

Hawaii SB 2420, PROPOSING AN AMENDMENT TO THE CONSTITUTION OF THE STATE OF HAWAII TO LEGALIZE THE ADULT USE OF CANNABIS., is a 2025–2026 Regular Session (Year 2) Senate bill sponsored by SAN BUENAVENTURA; status failed, last action 2026-01-28 (Referred to JDC, WAM.) (as of 2026-11-01).

- Canonical: https://policyrisk.com/state-bill/HI-SB2420-2026
- As of: 2026-11-01
- Plain-text twin of the page above; the HTML and this file carry the same facts.

## Facts
- Bill: Hawaii SB 2420
- State: Hawaii
- Session: 2025–2026 Regular Session (Year 2)
- Title: PROPOSING AN AMENDMENT TO THE CONSTITUTION OF THE STATE OF HAWAII TO LEGALIZE THE ADULT USE OF CANNABIS.
- Status: failed
- Chamber: Senate
- Introduced: 2026-01-20
- Last action: 2026-01-28, Referred to JDC, WAM.
- Sponsor: SAN BUENAVENTURA
- Cosponsors: 0
- Subjects: Constitutional Amendment, Cannabis, Legalization, Adult Use, JDC, WAM
- Touches household money: no
- Economic provisions PRIA read: 0

## Summary

Proposes a constitutional amendment to authorize individuals aged twenty-one and older to use and possess a personal-use amount of cannabis. Requires the Legislature to enact laws governing the use, manufacture, distribution, sale, possession, regulation, and taxation of cannabis within the State.

## Bill overview

No economic impacts identified for this bill.

## Sponsors and cosponsors

- Sponsor: SAN BUENAVENTURA

## Actions (3)

- 2026-01-28: Referred to JDC, WAM. (Senate)
- 2026-01-21: Introduced and passed First Reading. (Senate)
- 2026-01-20: Pending Introduction. (Senate)

## Bill text

- Original: [HTML](https://data.capitol.hawaii.gov/sessions/session2026/bills/SB2420_.HTM), [PDF](https://data.capitol.hawaii.gov/sessions/session2026/bills/SB2420_.pdf)

## Related bills

- SB 847: RELATING TO PSYCHOLOGISTS. (became law)
- SB 2338: RELATING TO HOUSING. (signed)
- HB 2344: RELATING TO SCHOOL FACILITIES. (signed)
- HB 2023: RELATING TO TRANSPORTATION. (signed)
- HB 2021: RELATING TO TRANSPORTATION. (signed)
- SB 2031: RELATING TO CONSUMER PROTECTION. (signed)

## Sources
- [Original (HTML)](https://data.capitol.hawaii.gov/sessions/session2026/bills/SB2420_.HTM)
- [Original (PDF)](https://data.capitol.hawaii.gov/sessions/session2026/bills/SB2420_.pdf)

## Related
- [SB 847: RELATING TO PSYCHOLOGISTS.](https://policyrisk.com/state-bill/HI-SB847-2026)
- [SB 2338: RELATING TO HOUSING.](https://policyrisk.com/state-bill/HI-SB2338-2026)
- [HB 2344: RELATING TO SCHOOL FACILITIES.](https://policyrisk.com/state-bill/HI-HB2344-2026)
- [HB 2023: RELATING TO TRANSPORTATION.](https://policyrisk.com/state-bill/HI-HB2023-2026)
- [HB 2021: RELATING TO TRANSPORTATION.](https://policyrisk.com/state-bill/HI-HB2021-2026)
- [SB 2031: RELATING TO CONSUMER PROTECTION.](https://policyrisk.com/state-bill/HI-SB2031-2026)
- [Hawaii bills](https://policyrisk.com/states/hawaii/bills)
- [Hawaii state hub](https://policyrisk.com/states/hawaii)
- [All state legislation](https://policyrisk.com/state-bills)

Source: PRIA, https://policyrisk.com/state-bill/HI-SB2420-2026 (as of 2026-11-01).