Legislation: batch B — IL IN KS KY LA MA MD ME MI MN

Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com>

legislation/us/states/md/2026/hb-478.md

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+---
+type: "Bill"
+title: "Income Tax - Subtraction Modification for Classroom Supplies Purchased by Teachers - Alteration"
+description: "Income Tax - Subtraction Modification for Classroom Supplies Purchased by Teachers - Alteration"
+jurisdiction: "us/states/md"
+legislature: "Maryland General Assembly"
+session: "2026"
+identifier: "HB 478"
+citation: "Maryland HB 478 (2026)"
+classification: ["bill"]
+subjects: []
+status: "enacted"
+primary_sponsors: ["A. Johnson", "Addison", "Boyce", "Buckel", "Coley", "Ebersole", "Feldmark", "Fennell", "Griffith", "Harrison", "Hartman", "Hornberger", "J. Long", "Kaiser", "McComas", "Miller", "Mireku-North", "Palakovich Carr", "Pasteur", "Patterson", "Phillips", "Queen", "Roberson", "Rogers", "Ross", "Solomon", "Stinnett", "Taylor", "Toles", "Tomlinson", "Turner", "Vogel", "Watson", "Wilkins", "Wims", "Wolek", "Young"]
+version_count: 3
+action_count: 14
+vote_count: 2
+first_action: "2026-01-23"
+last_action: "2026-04-14"
+source: "openstates"
+source_identifier: "ocd-bill/6d060c2e-f41e-4e6f-be66-10578e4ac13c"
+source_url: "http://mgaleg.maryland.gov/mgawebsite/Legislation/Details/hb0478?ys=2026RS"
+source_hash: "306bc707847d6fc5726a3f2ce3ba8fd96cc6b85f2847bc71057ad0cd21ac35f8"
+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-md"]
+---
+
+# Maryland HB 478 (2026) — Income Tax - Subtraction Modification for Classroom Supplies Purchased by Teachers - Alteration
+
+## Version chain
+
+The bill's text revisions, in order — the diff chain from filing to enrollment.
+
+1. **Chapter - Income Tax - Subtraction Modification for Classroom Supplies Purchased by Teachers - Alteration** (committee substitute) — [source](http://mgaleg.maryland.gov/2026RS/Chapters_noln/CH_61_hb0478t.pdf)
+2. **First - Income Tax - Subtraction Modification for Classroom Supplies Purchased by Teachers - Alteration** (committee substitute) — [source](http://mgaleg.maryland.gov/2026RS/bills/hb/hb0478f.pdf)
+3. **Third - Income Tax - Subtraction Modification for Classroom Supplies Purchased by Teachers - Alteration** (committee substitute) — [source](http://mgaleg.maryland.gov/2026RS/bills/hb/hb0478t.pdf)
+
+## Votes
+
+- On Third Reading — **44–0** (pass) · upper
+- On Third Reading — **134–0** (pass) · lower
+
+## Sponsors
+
+- A. Johnson — primary (person)
+- Addison — primary (person)
+- Boyce — primary (person)
+- Buckel — primary (person)
+- Coley — primary (person)
+- Ebersole — primary (person)
+- Feldmark — primary (person)
+- Fennell — primary (person)
+- Griffith — primary (person)
+- Harrison — primary (person)
+- Hartman — primary (person)
+- Hornberger — primary (person)
+- J. Long — primary (person)
+- Kaiser — primary (person)
+- McComas — primary (person)
+- Miller — primary (person)
+- Mireku-North — primary (person)
+- Palakovich Carr — primary (person)
+- Pasteur — primary (person)
+- Patterson — primary (person)
+- Phillips — primary (person)
+- Queen — primary (person)
+- Roberson — primary (person)
+- Rogers — primary (person)
+- Ross — primary (person)
+- Solomon — primary (person)
+- Stinnett — primary (person)
+- Taylor — primary (person)
+- Toles — primary (person)
+- Tomlinson — primary (person)
+- Turner — primary (person)
+- Vogel — primary (person)
+- Watson — primary (person)
+- Wilkins — primary (person)
+- Wims — primary (person)
+- Wolek — primary (person)
+- Young — primary (person)
+
+## Timeline
+
+The legislative action history — every referral, reading, and vote.
+
+- **2026-01-23** First Reading Ways and Means `referral-committee`
+- **2026-01-23** Hearing 2/12 at 1:00 p.m.
+- **2026-03-09** Favorable with Amendments Report by Ways and Means `committee-passage-favorable`
+- **2026-03-10** Favorable with Amendments { `committee-passage-favorable`
+- **2026-03-10** Second Reading Passed with Amendments
+- **2026-03-11** Third Reading Passed `passage`
+- **2026-03-12** Referred Budget and Taxation `referral-committee`
+- **2026-03-25** Hearing 3/31 at 1:00 p.m.
+- **2026-04-02** Favorable Report by Budget and Taxation `committee-passage-favorable`
+- **2026-04-02** Favorable Adopted `committee-passage-favorable`
+- **2026-04-02** Second Reading Passed
+- **2026-04-03** Third Reading Passed `passage`
+- **2026-04-03** Returned Passed
+- **2026-04-14** Approved by the Governor - Chapter 61 `executive-signature`
+
+## Source
+
+OpenStates / OpenCivicData bulk snapshot [2026-07-01](https://data.openstates.org/daily/2026-07-01/public.pgdump); origin `ocd-bill/6d060c2e-f41e-4e6f-be66-10578e4ac13c`. Confidence: reported (aggregated from official Maryland legislature records).
+