---
type: "Bill"
title: "Dental hygienists."
description: "Amends the definition of \"prescriptive supervision\" concerning circumstances under which a licensed dentist is not required to be present in a facility when patient care is provided by a dental hygienist. Restates restrictions on use of a laser by a dental hygienist. Provides that a dental hygienist may administer topical local dental anesthetics, other than nitrous oxide or similar analgesics, without supervision. Prescribes requirements for administration of nitrous oxide by a dental hygienist or a dental assistant. Provides, for purposes of regulation of dental hygienists, that a person, other than a dentist, a physician, or a dental assistant who administers nitrous oxide is considered to be practicing dental hygiene. Removes a limitation on the number of credit hours earned for certification in basic life support that may be applied to a dental hygienist's continuing education requirement. Provides that there is no limit on the number of credit hours a dental hygienist may earn for completion of an approved course offered by another dental hygienist."
jurisdiction: "us/states/in"
legislature: "Indiana General Assembly"
session: "2020"
identifier: "HB 1067"
citation: "Indiana HB 1067 (2020)"
classification: ["bill"]
subjects: ["DENTISTS AND DENTISTRY; DENTAL HYGIENISTS"]
status: "enacted"
primary_sponsors: ["Dennis Zent", "Jean Leising", "Ronald Grooms"]
version_count: 5
action_count: 24
vote_count: 2
first_action: "2020-01-06"
last_action: "2020-03-30"
source: "openstates"
source_identifier: "ocd-bill/dbb21d2c-8787-4184-b626-f464a580e1bc"
source_url: "http://iga.in.gov/legislative/2020/bills/house/1067"
source_hash: "a826dec96fdac652067e5e49bd01dc3672cd5591afb8b28e522be9e91e933dc1"
vintage: "2026-07-01"
source_snapshot: "https://data.openstates.org/daily/2026-07-01/public.pgdump"
retrieved_at: "2026-07-06"
confidence: "reported"
tags: ["legislation", "bill", "us-in"]
---

# Indiana HB 1067 (2020) — Dental hygienists.

Amends the definition of "prescriptive supervision" concerning circumstances under which a licensed dentist is not required to be present in a facility when patient care is provided by a dental hygienist. Restates restrictions on use of a laser by a dental hygienist. Provides that a dental hygienist may administer topical local dental anesthetics, other than nitrous oxide or similar analgesics, without supervision. Prescribes requirements for administration of nitrous oxide by a dental hygienist or a dental assistant. Provides, for purposes of regulation of dental hygienists, that a person, other than a dentist, a physician, or a dental assistant who administers nitrous oxide is considered to be practicing dental hygiene. Removes a limitation on the number of credit hours earned for certification in basic life support that may be applied to a dental hygienist's continuing education requirement. Provides that there is no limit on the number of credit hours a dental hygienist may earn for completion of an approved course offered by another dental hygienist.

## Version chain

The bill's text revisions, in order — the diff chain from filing to enrollment.

1. **Engrossed House Bill (H)** (committee substitute) — [source](http://in-proxy.openstates.org/2020/bills/HB1067/versions/HB1067.04.ENGS)
2. **Enrolled House Bill (H)** (committee substitute) — [source](http://in-proxy.openstates.org/2020/bills/HB1067/versions/HB1067.05.ENRS)
3. **House Bill (S)** (committee substitute) — [source](http://in-proxy.openstates.org/2020/bills/HB1067/versions/HB1067.02.COMH)
4. **House Bill (S)** (committee substitute) — [source](http://in-proxy.openstates.org/2020/bills/HB1067/versions/HB1067.03.COMS)
5. **Introduced House Bill (H)** (committee substitute) — [source](http://in-proxy.openstates.org/2020/bills/HB1067/versions/HB1067.01.INTR)

## Votes

- HB 1067 - Zent - 3rd Reading — **95–0** (pass) · lower
- HB 1067 - Leising - 3rd Reading — **49–0** (pass) · upper

## Sponsors

- Dennis Zent — primary (person)
- Jean Leising — primary (person)
- Ronald Grooms — primary (person)
- Edward Clere — coauthor (person)
- Lonnie Randolph — cosponsor (person)
- Rita Fleming — coauthor (person)
- Robin Shackleford — coauthor (person)

## Timeline

The legislative action history — every referral, reading, and vote.

- **2020-01-06** Authored by Representative Zent
- **2020-01-06** First reading: referred to Committee on Public Health `reading-1, referral-committee`
- **2020-01-09** Committee report: amend do pass, adopted `committee-passage`
- **2020-01-09** Representative Clere added as coauthor
- **2020-01-13** Second reading: ordered engrossed `reading-2`
- **2020-01-14** Representatives Fleming and Shackleford added as coauthors
- **2020-01-14** Senate sponsor: Senator Leising
- **2020-01-14** Third reading: passed; Roll Call 24: yeas 95, nays 0 `reading-3, passage`
- **2020-01-15** Referred to the Senate
- **2020-02-05** First reading: referred to Committee on Health and Provider Services `reading-1, referral-committee`
- **2020-02-11** Senator Grooms added as second sponsor
- **2020-02-13** Committee report: amend do pass, adopted `committee-passage`
- **2020-02-18** Amendment #2 (Leising) prevailed; voice vote `amendment-passage, amendment-failure`
- **2020-02-18** Second reading: amended, ordered engrossed `reading-2`
- **2020-02-18** Senator Randolph added as cosponsor
- **2020-02-20** Third reading: passed; Roll Call 216: yeas 49, nays 0 `reading-3, passage`
- **2020-02-21** Returned to the House with amendments `amendment-failure`
- **2020-03-04** Motion to concur filed
- **2020-03-04** House concurred in Senate amendments; Roll Call 312: yeas 85, nays 0 `amendment-failure`
- **2020-03-05** Signed by the Speaker
- **2020-03-09** Signed by the President Pro Tempore
- **2020-03-11** Signed by the President of the Senate
- **2020-03-14** Signed by the Governor `executive-signature`
- **2020-03-30** Public Law 35

## Source

OpenStates / OpenCivicData bulk snapshot [2026-07-01](https://data.openstates.org/daily/2026-07-01/public.pgdump); origin `ocd-bill/dbb21d2c-8787-4184-b626-f464a580e1bc`. Confidence: reported (aggregated from official Indiana legislature records).