---
type: "Bill"
title: "Sales and Use Tax - Certificates Indicating Multiple Points of Use - Alterations"
description: "Sales and Use Tax - Certificates Indicating Multiple Points of Use - Alterations"
jurisdiction: "us/states/md"
legislature: "Maryland General Assembly"
session: "2026"
identifier: "SB 644"
citation: "Maryland SB 644 (2026)"
classification: ["bill"]
subjects: []
status: "enacted"
primary_sponsors: ["King"]
version_count: 3
action_count: 13
vote_count: 2
first_action: "2026-02-06"
last_action: "2026-04-28"
source: "openstates"
source_identifier: "ocd-bill/72ee9698-344c-4e56-ad41-dbb1839821df"
source_url: "http://mgaleg.maryland.gov/mgawebsite/Legislation/Details/sb0644?ys=2026RS"
source_hash: "55817ae552800750a171deae15dc5ee693d5eeda4c5ef45232f71830f8d9fa9e"
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 SB 644 (2026) — Sales and Use Tax - Certificates Indicating Multiple Points of Use - Alterations

## Version chain

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

1. **Chapter - Sales and Use Tax - Certificates Indicating Multiple Points of Use - Alterations** (committee substitute) — [source](http://mgaleg.maryland.gov/2026RS/Chapters_noln/CH_197_sb0644t.pdf)
2. **First - Sales and Use Tax - Certificates Indicating Multiple Points of Use - Alterations** (committee substitute) — [source](http://mgaleg.maryland.gov/2026RS/bills/sb/sb0644f.pdf)
3. **Third - Sales and Use Tax - Certificates Indicating Multiple Points of Use - Alterations** (committee substitute) — [source](http://mgaleg.maryland.gov/2026RS/bills/sb/sb0644t.pdf)

## Votes

- On Third Reading — **43–0** (pass) · upper
- On Third Reading — **137–0** (pass) · lower

## Sponsors

- King — primary (person)

## Timeline

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

- **2026-02-06** First Reading Budget and Taxation `referral-committee`
- **2026-02-11** Hearing 3/04 at 1:00 p.m.
- **2026-04-07** Favorable with Amendments Report by Budget and Taxation `committee-passage-favorable`
- **2026-04-07** Favorable with Amendments { `committee-passage-favorable`
- **2026-04-07** Second Reading Passed with Amendments
- **2026-04-08** Third Reading Passed `passage`
- **2026-04-08** Referred Rules and Executive Nominations `referral-committee`
- **2026-04-09** Rereferred to Ways and Means
- **2026-04-11** Favorable Report by Ways and Means `committee-passage-favorable`
- **2026-04-11** Favorable Adopted Second Reading Passed `committee-passage-favorable`
- **2026-04-13** Third Reading Passed `passage`
- **2026-04-13** Returned Passed
- **2026-04-28** Approved by the Governor - Chapter 197 `executive-signature`

## Source

OpenStates / OpenCivicData bulk snapshot [2026-07-01](https://data.openstates.org/daily/2026-07-01/public.pgdump); origin `ocd-bill/72ee9698-344c-4e56-ad41-dbb1839821df`. Confidence: reported (aggregated from official Maryland legislature records).