---
type: "Bill"
title: "AN ACT relating to colorectal cancer screenings."
description: "Amend KRS 304.17A-257 to require coverage for all colorectal cancer examinations and laboratory tests specified in the United States Multi-Society Task Force on Colorectal Cancer guidelines for certain covered persons; require coverage for all United States Food and Drug Administration-approved bowel preparation prescribed in connection with a colorectal cancer examination or test; prohibit prior authorization requirements for colorectal cancer examinations and laboratory tests; provide an exemption from the cost sharing prohibition for Health Savings Account-qualified High Deductible Health Plans under certain circumstances; provide that the colorectal cancer examination and laboratory test coverage section applies to health benefit plans issued or renewed on or after January 1, 2026; establish construction of certain provisions for purposes of federal law and require state officials to comply; require the Cabinet for Health and Family Services or the Department for Medicaid Services to obtain federal approval, if necessary and comply with notice requirements; EFFECTIVE, in part, January 1, 2026."
jurisdiction: "us/states/ky"
legislature: "Kentucky General Assembly"
session: "2025RS"
identifier: "HB 421"
citation: "Kentucky HB 421 (2025RS)"
classification: ["bill"]
subjects: ["Drugs and Medicines", "Effective Dates", "Delayed", "Health and Medical Services", "Insurance", "Health", "Medicaid", "Public Medical Assistance", "State Agencies"]
status: "enacted"
primary_sponsors: []
version_count: 3
action_count: 27
vote_count: 2
first_action: "2025-02-11T05:00:00+00:00"
last_action: "2025-04-02T04:00:00+00:00"
source: "openstates"
source_identifier: "ocd-bill/3267ec46-a8ed-48b3-a41d-5be3aa8e67ec"
source_url: "https://apps.legislature.ky.gov/record/25RS/hb421.html"
source_hash: "ba520ebccb2e40bc40795e8e1c84f80af99c52c8f0960fb22c69b5f0c5d207b7"
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-ky"]
---

# Kentucky HB 421 (2025RS) — AN ACT relating to colorectal cancer screenings.

Amend KRS 304.17A-257 to require coverage for all colorectal cancer examinations and laboratory tests specified in the United States Multi-Society Task Force on Colorectal Cancer guidelines for certain covered persons; require coverage for all United States Food and Drug Administration-approved bowel preparation prescribed in connection with a colorectal cancer examination or test; prohibit prior authorization requirements for colorectal cancer examinations and laboratory tests; provide an exemption from the cost sharing prohibition for Health Savings Account-qualified High Deductible Health Plans under certain circumstances; provide that the colorectal cancer examination and laboratory test coverage section applies to health benefit plans issued or renewed on or after January 1, 2026; establish construction of certain provisions for purposes of federal law and require state officials to comply; require the Cabinet for Health and Family Services or the Department for Medicaid Services to obtain federal approval, if necessary and comply with notice requirements; EFFECTIVE, in part, January 1, 2026.

## Version chain

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

1. **Introduced** (filed) — [source](https://apps.legislature.ky.gov/recorddocuments/bill/25RS/hb421/orig_bill.pdf)
2. **Acts Chapter 158** (committee substitute) — [source](https://apps.legislature.ky.gov/law/acts/25RS/documents/0158.pdf)
3. **Current/Final** (committee substitute) — [source](https://apps.legislature.ky.gov/recorddocuments/bill/25RS/hb421/bill.pdf)

## Votes

- PASS HB 421 — **37–0** (pass) · lower
- Pass — **98–0** (pass) · lower

## Timeline

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

- **2025-02-11T05:00:00+00:00** introduced in House `introduction`
- **2025-02-11T05:00:00+00:00** to Committee on Committees (H) `referral-committee`
- **2025-02-14T05:00:00+00:00** to Banking & Insurance (H) `referral-committee`
- **2025-02-27T05:00:00+00:00** taken from Banking & Insurance (H)
- **2025-02-27T05:00:00+00:00** 1st reading `reading-1`
- **2025-02-27T05:00:00+00:00** returned to Banking & Insurance (H)
- **2025-02-28T05:00:00+00:00** taken from Banking & Insurance (H)
- **2025-02-28T05:00:00+00:00** 2nd reading `reading-2`
- **2025-02-28T05:00:00+00:00** returned to Banking & Insurance (H)
- **2025-03-05T05:00:00+00:00** reported favorably, to Rules with Committee Substitute (1) `committee-passage`
- **2025-03-05T05:00:00+00:00** taken from Rules
- **2025-03-05T05:00:00+00:00** placed in the Orders of the Day for Wednesday, March 5, 2025
- **2025-03-05T05:00:00+00:00** 3rd reading, passed 98-0 with Committee Substitute (1) `passage, reading-3`
- **2025-03-06T05:00:00+00:00** received in Senate
- **2025-03-06T05:00:00+00:00** to Committee on Committees (S) `referral-committee`
- **2025-03-07T05:00:00+00:00** to Banking & Insurance (S) `referral-committee`
- **2025-03-07T05:00:00+00:00** taken from Banking & Insurance (S)
- **2025-03-07T05:00:00+00:00** 1st reading `reading-1`
- **2025-03-07T05:00:00+00:00** returned to Banking & Insurance (S)
- **2025-03-11T04:00:00+00:00** reported favorably, 2nd reading, to Rules `committee-passage`
- **2025-03-28T04:00:00+00:00** posted for passage in the Regular Orders of the Day for Friday, March 28, 2025
- **2025-03-28T04:00:00+00:00** 3rd reading, passed 37-0 `passage, reading-3`
- **2025-03-28T04:00:00+00:00** received in House
- **2025-03-28T04:00:00+00:00** enrolled, signed by Speaker of the House `passage`
- **2025-03-28T04:00:00+00:00** enrolled, signed by President of the Senate `passage`
- **2025-03-28T04:00:00+00:00** delivered to Governor
- **2025-04-02T04:00:00+00:00** signed by Governor (Acts Ch. 158) `executive-signature`

## Source

OpenStates / OpenCivicData bulk snapshot [2026-07-01](https://data.openstates.org/daily/2026-07-01/public.pgdump); origin `ocd-bill/3267ec46-a8ed-48b3-a41d-5be3aa8e67ec`. Confidence: reported (aggregated from official Kentucky legislature records).