---
type: "Bill"
title: "Revises the qualifications to perform computed tomography and fluoroscopy. (BDR 54-1167)"
description: "Revises the qualifications to perform computed tomography and fluoroscopy. (BDR 54-1167)"
jurisdiction: "us/states/nv"
legislature: "Nevada Legislature"
session: "81"
identifier: "SB 455"
citation: "Nevada SB 455 (81)"
classification: ["bill"]
subjects: ["FLUOROSCOPY", "RADIOLOGIC IMAGING AND THERAPY", "TOMOGRAPHY"]
status: "enacted"
primary_sponsors: ["Nicole Cannizzaro"]
version_count: 4
action_count: 6
vote_count: 0
first_action: "2021-05-21T07:00:00+00:00"
last_action: "2021-06-04T07:00:00+00:00"
source: "openstates"
source_identifier: "ocd-bill/1f6367a2-963a-4e91-8ccb-96d5c0826a68"
source_url: "https://www.leg.state.nv.us/App/NELIS/REL/81st2021/Bill/8219/Overview"
source_hash: "6330ceae3ac39203110d483aa0deb38abeff8501261c0ac09c00f77d344329a2"
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-nv"]
---

# Nevada SB 455 (81) — Revises the qualifications to perform computed tomography and fluoroscopy. (BDR 54-1167)

## Version chain

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

1. **As Introduced** (filed) — [source](https://www.leg.state.nv.us/Session/81st2021/Bills/SB/SB455.pdf)
2. **Amendment 762** (committee substitute) — [source](https://www.leg.state.nv.us/Session/81st2021/Bills/Amendments/A_SB455_762.pdf)
3. **Reprint 1** (committee substitute) — [source](https://www.leg.state.nv.us/Session/81st2021/Bills/SB/SB455_R1.pdf)
4. **As Enrolled** (enrolled) — [source](https://www.leg.state.nv.us/Session/81st2021/Bills/SB/SB455_EN.pdf)

## Sponsors

- Nicole Cannizzaro — primary (person)

## Timeline

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

- **2021-05-21T07:00:00+00:00** Read first time. Referred to Committee on Commerce and Labor. To printer. `reading-1, referral-committee`
- **2021-05-24T07:00:00+00:00** From printer. To committee. From committee: Amend, and do pass as amended. Placed on Second Reading File. Read second time. Amended. (Amend. No. 762.) To printer. `committee-passage`
- **2021-05-25T07:00:00+00:00** From printer. To engrossment. Engrossed. First reprint. Read third time. Passed, as amended. Title approved. (Yeas: 21, Nays: None.) To Assembly. In Assembly. Read first time. Referred to Committee on Ways and Means. To committee. `reading-1, referral-committee`
- **2021-05-31T07:00:00+00:00** From committee: Do pass. Declared an emergency measure under the Constitution. Read third time. Passed. Title approved. (Yeas: 37, Nays: 5.) To Senate. In Senate. To enrollment. `committee-passage, passage, reading-3`
- **2021-06-02T07:00:00+00:00** Enrolled and delivered to Governor. `executive-receipt`
- **2021-06-04T07:00:00+00:00** Approved by the Governor. Chapter 421. `executive-signature`

## Source

OpenStates / OpenCivicData bulk snapshot [2026-07-01](https://data.openstates.org/daily/2026-07-01/public.pgdump); origin `ocd-bill/1f6367a2-963a-4e91-8ccb-96d5c0826a68`. Confidence: reported (aggregated from official Nevada legislature records).