---
type: "Bill"
title: "AN ACT TO AMEND TITLE 18 OF THE DELAWARE CODE TO ENSURE FAIRNESS IN COST-SHARING FOR PRESCRIPTION DRUGS."
description: "The bill requires that third-party cost-sharing assistance utilized by patients is applied toward the enrollee's health insurance deductibles and any out-of-pocket limits. Additionally, the bill defines what constitutes a “cost-sharing requirement” as well as how to calculate the assistance when applying to patient’s deductibles and out-of-pocket limits. This bill applies to both carriers and pharmacy benefits managers with an effective date of January 1, 2024."
jurisdiction: "us/states/de"
legislature: "Delaware General Assembly"
session: "151"
identifier: "SB 267"
citation: "Delaware SB 267 (151)"
classification: ["bill"]
subjects: []
status: "enacted"
primary_sponsors: ["Debra Heffernan", "Krista Griffith", "Sherry Dorsey Walker", "Spiros Mantzavinos"]
version_count: 2
action_count: 9
vote_count: 3
first_action: "2022-04-14"
last_action: "2022-10-26"
source: "openstates"
source_identifier: "ocd-bill/5167ce72-2bd7-42bd-9c7e-58fc3110ec27"
source_url: "https://legis.delaware.gov/BillDetail?LegislationId=109376"
source_hash: "67bf1d55728c6a2688b36cd73ebeee7630550cf6d67cc8591a9543cbd7d8c9d4"
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-de"]
---

# Delaware SB 267 (151) — AN ACT TO AMEND TITLE 18 OF THE DELAWARE CODE TO ENSURE FAIRNESS IN COST-SHARING FOR PRESCRIPTION DRUGS.

The bill requires that third-party cost-sharing assistance utilized by patients is applied toward the enrollee's health insurance deductibles and any out-of-pocket limits. Additionally, the bill defines what constitutes a “cost-sharing requirement” as well as how to calculate the assistance when applying to patient’s deductibles and out-of-pocket limits. This bill applies to both carriers and pharmacy benefits managers with an effective date of January 1, 2024.

## Version chain

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

1. **Bill Text** (committee substitute) — [source](https://legis.delaware.gov/json/BillDetail/GenerateHtmlDocument?legislationId=109376&legislationTypeId=1&docTypeId=2&legislationName=SB267)
2. **HA 1 to SB 267** (committee substitute) — [source](http://legis.delaware.gov/json/BillDetail/GeneratePdfDocument?legislationId=129865&legislationTypeId=5&docTypeId=2)

## Votes

- SM — **40–0** (pass) · lower
- SM — **21–0** (pass) · upper
- 2/3 — **21–0** (pass) · upper

## Sponsors

- Debra Heffernan — primary (person)
- Krista Griffith — primary (person)
- Sherry Dorsey Walker — primary (person)
- Spiros Mantzavinos — primary (person)
- Bruce C. Ennis — cosponsor (person)
- Edward S. Osienski — cosponsor (person)
- John L. Mitchell — cosponsor (person)
- Kendra Johnson — cosponsor (person)
- Kimberly Williams — cosponsor (person)
- Kyle Evans Gay — cosponsor (person)
- Madinah Wilson-Anton — cosponsor (person)
- Marie Pinkney — cosponsor (person)
- Melissa Minor-Brown — cosponsor (person)
- Michael F. Smith — cosponsor (person)
- Nicole Poore — cosponsor (person)
- Stephanie T. Bolden — cosponsor (person)
- Stephanie L. Hansen — cosponsor (person)
- William Bush — cosponsor (person)

## Timeline

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

- **2022-04-14** Introduced and Assigned to Banking, Business & Insurance Committee in Senate `introduction, referral-committee`
- **2022-05-04** Reported Out of Committee (Banking, Business & Insurance) in Senate with 1 Favorable, 3 On Its Merits `committee-passage, committee-passage-favorable`
- **2022-05-19** Passed By Senate. Votes: 21 YES `passage`
- **2022-06-02** Assigned to Economic Development/Banking/Insurance & Commerce Committee in House `introduction, referral-committee`
- **2022-06-14** Reported Out of Committee (Economic Development/Banking/Insurance & Commerce) in House with 2 Favorable, 6 On Its Merits, 1 Unfavorable `committee-passage, committee-passage-favorable, committee-passage-unfavorable`
- **2022-06-29** Amendment HA 1 to SB 267 - Passed In House by Voice Vote `amendment-passage`
- **2022-06-29** Passed By House. Votes: 40 YES 1 ABSENT `passage`
- **2022-06-30** Passed By Senate. Votes: 21 YES `passage`
- **2022-10-26** Signed by Governor `executive-signature`

## Source

OpenStates / OpenCivicData bulk snapshot [2026-07-01](https://data.openstates.org/daily/2026-07-01/public.pgdump); origin `ocd-bill/5167ce72-2bd7-42bd-9c7e-58fc3110ec27`. Confidence: reported (aggregated from official Delaware legislature records).