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/2020/sb-579.md

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+---
+type: "Bill"
+title: "Child Support - Shared Physical Custody"
+description: "Child Support - Shared Physical Custody"
+jurisdiction: "us/states/md"
+legislature: "Maryland General Assembly"
+session: "2020"
+identifier: "SB 579"
+citation: "Maryland SB 579 (2020)"
+classification: ["bill"]
+subjects: []
+status: "enacted"
+primary_sponsors: ["Sydnor"]
+version_count: 3
+action_count: 12
+vote_count: 2
+first_action: "2020-01-31"
+last_action: "2020-05-08"
+source: "openstates"
+source_identifier: "ocd-bill/4838a5df-4742-456f-a1c0-b56d519e1a86"
+source_url: "http://mgaleg.maryland.gov/mgawebsite/Legislation/Details/sb0579?ys=2020RS&search=True"
+source_hash: "bf38b0ad1048740f2b9e6b09a300c4bf64f007057b91a0b29c0f663afc1e840b"
+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 579 (2020) — Child Support - Shared Physical Custody
+
+## Version chain
+
+The bill's text revisions, in order — the diff chain from filing to enrollment.
+
+1. **Chapter - Child Support - Shared Physical Custody** (committee substitute) — [source](http://mgaleg.maryland.gov/2020RS/Chapters_noln/CH_143_sb0579t.pdf)
+2. **First - Child Support - Shared Physical Custody** (committee substitute) — [source](http://mgaleg.maryland.gov/2020RS/bills/sb/sb0579f.pdf)
+3. **Third - Child Support - Shared Physical Custody** (committee substitute) — [source](http://mgaleg.maryland.gov/2020RS/bills/sb/sb0579t.pdf)
+
+## Votes
+
+- On Third Reading — **46–0** (pass) · upper
+- On Third Reading — **131–0** (pass) · lower
+
+## Sponsors
+
+- Sydnor — primary (person)
+
+## Timeline
+
+The legislative action history — every referral, reading, and vote.
+
+- **2020-01-31** First Reading Judicial Proceedings `referral-committee`
+- **2020-01-31** Hearing 2/06 at 1:00 p.m.
+- **2020-02-17** Favorable Report by Judicial Proceedings `committee-passage-favorable`
+- **2020-02-18** Favorable Adopted `committee-passage-favorable`
+- **2020-02-18** Second Reading Passed
+- **2020-02-20** Third Reading Passed `passage`
+- **2020-02-21** Referred Judiciary `referral-committee`
+- **2020-03-14** Favorable Report by Judiciary `committee-passage-favorable`
+- **2020-03-14** Favorable Adopted Second Reading Passed `committee-passage-favorable`
+- **2020-03-16** Third Reading Passed `passage`
+- **2020-03-18** Returned Passed
+- **2020-05-08** Enacted under Article II, Section 17(c) of the Maryland Constitution - Chapter 143 `became-law`
+
+## Source
+
+OpenStates / OpenCivicData bulk snapshot [2026-07-01](https://data.openstates.org/daily/2026-07-01/public.pgdump); origin `ocd-bill/4838a5df-4742-456f-a1c0-b56d519e1a86`. Confidence: reported (aggregated from official Maryland legislature records).
+