---
type: "Bill"
title: "Income Tax - Standard Deduction - Alteration and Cost-of-Living Adjustments"
description: "Income Tax - Standard Deduction - Alteration and Cost-of-Living Adjustments"
jurisdiction: "us/states/md"
legislature: "Maryland General Assembly"
session: "2018"
identifier: "HB 570"
citation: "Maryland HB 570 (2018)"
classification: ["bill"]
subjects: ["Taxes - Income", "Comptroller", "Income Tax"]
status: "enacted"
primary_sponsors: ["Gilchrist"]
version_count: 1
action_count: 16
vote_count: 3
first_action: "2018-01-29"
last_action: "2018-05-15"
source: "openstates"
source_identifier: "ocd-bill/f97728e3-272f-4460-a01b-3b6ae62aada0"
source_url: "http://mgaleg.maryland.gov/webmga/frmMain.aspx?id=HB570&stab=01&pid=billpage&tab=subject3&ys=2018rs"
source_hash: "dc46b464c21eee0261104fffbb64f4398f4ac668d1941230c3be9e80a49842be"
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 570 (2018) — Income Tax - Standard Deduction - Alteration and Cost-of-Living Adjustments

## Version chain

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

1. **Bill Text** (committee substitute) — [source](http://mgaleg.maryland.gov/2018RS/bills/hb/hb0570f.pdf)

## Votes

- On Third Reading — **44–0** (pass) · upper
- On Third Reading and Final Passage (Hse concurred) — **137–0** (pass) · lower
- On Third Reading — **135–0** (pass) · lower

## Sponsors

- Gilchrist — primary (person)
- Afzali — cosponsor (person)
- Ali — cosponsor (person)
- Barve — cosponsor (person)
- Beidle — cosponsor (person)
- Buckel — cosponsor (person)
- Hornberger — cosponsor (person)
- Kaiser — cosponsor (person)
- Lafferty — cosponsor (person)
- Lisanti — cosponsor (person)
- Long — cosponsor (person)
- Luedtke — cosponsor (person)
- Mosby — cosponsor (person)
- Reilly — cosponsor (person)
- Rose — cosponsor (person)
- Shoemaker — cosponsor (person)
- Stein — cosponsor (person)
- Tarlau — cosponsor (person)
- Turner — cosponsor (person)
- Wilkins — cosponsor (person)

## Timeline

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

- **2018-01-29** First Reading Ways and Means `referral-committee`
- **2018-01-29** Hearing 2/14 at 1:00 p.m.
- **2018-03-16** Favorable with Amendments Report by Ways and Means `committee-passage-favorable`
- **2018-03-16** Favorable with Amendments {495365/1 Report Adopted `committee-passage-favorable`
- **2018-03-16** Second Reading Passed with Amendments
- **2018-03-19** Third Reading Passed (135-0) `passage`
- **2018-03-19** First Reading Budget and Taxation `referral-committee`
- **2018-03-21** Hearing 3/27 at 1:00 p.m.
- **2018-04-05** Favorable with Amendments Report by Budget and Taxation `committee-passage-favorable`
- **2018-04-05** Favorable with Amendments {489330/1 Report Adopted `committee-passage-favorable`
- **2018-04-05** Second Reading Passed with Amendments
- **2018-04-06** Third Reading Passed with Amendments (44-0) `passage`
- **2018-04-07** House Concur - Senate Amendments
- **2018-04-07** Third Reading Passed (137-0) `passage`
- **2018-04-07** Passed Enrolled
- **2018-05-15** Approved by the Governor - Chapter 576 `executive-signature`

## Source

OpenStates / OpenCivicData bulk snapshot [2026-07-01](https://data.openstates.org/daily/2026-07-01/public.pgdump); origin `ocd-bill/f97728e3-272f-4460-a01b-3b6ae62aada0`. Confidence: reported (aggregated from official Maryland legislature records).