Changelog

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Policy Tracker Changelog

Brief dated notes of changes to the policy tracker and data.


2026-09-10 (September 2 final revision)

GA HB 1607 reclassified; NC and MI each gain a new enacted KISS bill

Source: AEI 2026 State Housing Supply Legislation Update 9.2.2026, accepted revision (archived as v14; as of September 2, 2026). Corrects and extends the v12 accepted version.


2026-09-04 (September 2 v12 update)

Sessions closed across CA, MA and NC; headline falls to 250,704 homes/year

Source: AEI 2026 State Housing Supply Legislation Update 9.2.2026 v12 (as of September 2, 2026). Covers everything since the v6 entry below — v7, v9, v10, v11 and v12 were exported but never carried into this changelog.

Headline

Sessions adjourned — bills moved to Failed

Bills

Text


2026-08-23 (August 17 v6 update)

North Carolina SB 445 sized against the enacted law and promoted into the counted headline

Source: AEI 2026 State Housing Supply Legislation Update 8.17.2026 v6 · redline

NC SB 445 (Session Law 2026-59)

De-duplication at the headline (SB 495 and SB 736)

MI HB 5529

Scale (v6 vs the v5 line)

The 300,120 base reflects the v4/v5 reconciliation (see the v4 redline); the last deployed hero was 304,770 (v1).

2026-08-17 (August 17 v1 update)

Legislative status reconciliation, a North Carolina re-estimate, and two stale-percentage fixes

Source: AEI 2026 State Housing Supply Legislation Update 8.17.2026 v1

Scale

Status corrections (25 bills, verified against primary state sources)

Entries that no longer described their bill

Estimates

Notes


2026-07-18 (June 29 v4 update)

Updated to the June 29, 2026 (v4) source document; 13 new states added

Source: AEI 2026 State Housing Supply Legislation Update 6.29.2026 v4

Scale

New states (13)

New bills in existing states

Reclassifications & fixes

Removed (dropped from v4)

Other

2026-06-03 (June 2026 update)

Updated to the June 2, 2026 source document; scorecard split into stacked State and Bill rows

Source: AEI 2026 State Housing Supply Legislation Update 6.2.26 Final

Scorecard

Data

2026-05-27 (May 2026 Final)

Major update: 14 aligned states, 279,820 homes/year (up from 172,700)

Source: AEI 2026 State Housing Supply Legislation Update 5.27.26 Final

Bills enacted since last update

Bills passed legislature (awaiting governor)

Bills failed since last update

Major projection changes

Alignment changes

New bills added

Other changes


2026-04-15 (v20/Final update)

Kansas signed, New Mexico and Virginia bills failed

Bills signed into law

Number changes

Status changes

Data fixes


2026-04-06

Bills signed into law

Bills passed, awaiting governor

Status changes

New bills added (7)

Twin bill updates


2026-04-03 (v19 update)

Updated from v19 document (April 3, 2026)

Status updates


2026-04-02 (v18 update)

Number changes

Status changes

Alignment changes

New bills added (12)


2026-04-02

Dead bills now excluded from totals

Dead/failed bills are now filtered out of projection totals but remain visible in the tracker with status notes. This removes approximately 103,000 homes/year from the total:

Total now reflects only pending and passed legislation.


2026-03-31

New States Added (7)

Dead Bills (still tracked but noted)

Passed Bills

Idaho - Complete Restructure

Indiana - Demoted

Michigan - Restructured

Illinois - Added

Colorado - Added

Other Updates


2026-03-04

Added missing bills; Indiana HB 1001 demoted to KISS

New bills added:

Data corrections:

Other changes: