Prototype built at a hackathon — not production-ready. Results may be wrong or out of date. Not legal advice.

  1. California
  2. Alameda County
  3. Berkeley

Prohibition on landlords using coordinated pricing algorithms

Berkeley Mun. Code § 13.63.030(B)City law

A landlord may not use a coordinated pricing algorithm described in subsection A when setting rents or occupancy levels for residential dwelling units in Berkeley.

Answers the question “Can rent-setting software be used on my rent?”

The source

… Page 2 of 4 Ordinance No. 7,992-N.S. Page 3 of 4 A. It shall be unlawful to sell, license, or otherwise provide to City of Berkeley landlords any coordinated pricing algorithm that sets or recommends rents or occupancy levels that may be achieved for residential dwelling units in the City of Berkeley. B. It shall be unlawful for a landlord to use a coordinated pricing algorithm described in subsection A when setting rents or occupancy levels for residential dwelling units in the City of Berkeley. Each separate month that a violation exists or continues, and each separate residential dwelling unit for which the landlord used the coordinated pricing algorithm, shall constitute a separate and distinct violation. 13.63.040 Remedies. A. The City Attorney may file a civil action for violations of section…

Official law
Open the official source
Document
D001, retrieved Oct 1, 2026
Dates
In force since Mar 1, 2026
Status on Oct 1, 2026
In force

What it depends on

Covers
Applies to coordinated pricing algorithms as defined in § 13.63.020 and to residential dwelling units in Berkeley.
Exemptions
The definition excludes certain aggregated anonymous reports that do not make recommendations; products used to establish affordable-housing rent or income limits; and specified market research, appraisal, and software-development research, testing, or training uses.
Open question
Published sources give different effective dates for Berkeley’s coordinated-pricing-algorithm ban.
What you can do next
Read the law at its official source

Audit trail

The model reads the law; code decides who it covers. The line between them stays visible.

Extracted by the model

What the model read from the source text, checked by code (the quote must appear word for word).

Category
Rent-setting software
Requirement
A landlord may not use a coordinated pricing algorithm described in subsection A when setting rents or occupancy levels for residential dwelling units in Berkeley.
Key value
none
Effect
protection_or_duty
Quote found in source
yes
Confidence
90%

reasoning boundary

Decided by code

Deterministic: same rules, facts and date give the same answer.

  1. Jurisdiction: listed only for addresses whose state or legal city is CA-BERKELEY.
  2. Dates: in force from 2026-03-01 (the later of the published dates (open question)); before that, not yet in force.
  3. Coverage: no building condition the data can test; conditions in words stay with the text.

As of Oct 1, 2026Engine run

Sources retrieved Oct 1, 2026.

Which buildings it reaches

All 250 sample addresses in California on Oct 1, 2026.

San Francisco and Berkeley
A0005: AppliesA0016: Not coveredA0018: AppliesA0021: Not coveredA0025: AppliesA0027: Not coveredA0030: Not coveredA0033: Not coveredA0038: Not coveredA0041: Not coveredA0050: Not coveredA0055: Not coveredA0061: Not coveredA0062: Not coveredA0069: Not coveredA0072: Not coveredA0081: Not coveredA0084: Not coveredA0085: Not coveredA0088: Not coveredA0091: AppliesA0092: AppliesA0097: Not coveredA0103: AppliesA0105: Not coveredA0106: Not coveredA0109: AppliesA0112: Not coveredA0113: AppliesA0115: Not coveredA0126: Not coveredA0135: Not coveredA0141: Not coveredA0147: Not coveredA0156: Not coveredA0157: AppliesA0158: AppliesA0164: Not coveredA0183: AppliesA0188: AppliesA0189: AppliesA0192: Not coveredA0193: AppliesA0197: AppliesA0201: AppliesA0202: Not coveredA0205: AppliesA0206: Not coveredA0212: Not coveredA0215: Not coveredA0216: AppliesA0222: Not coveredA0225: Not coveredA0228: Not coveredA0229: Not coveredA0231: Not coveredA0234: AppliesA0236: Not coveredA0237: Not coveredA0239: AppliesA0253: Not coveredA0257: Not coveredA0259: Not coveredA0260: AppliesA0263: AppliesA0268: Not coveredA0271: Not coveredA0277: AppliesA0278: Not coveredA0280: Not coveredA0282: AppliesA0283: Not coveredA0289: AppliesA0293: Not coveredA0305: Not coveredA0317: AppliesA0318: AppliesA0319: AppliesA0324: Not coveredA0328: Not coveredA0334: AppliesA0335: Not coveredA0349: AppliesA0351: Not coveredA0357: Not coveredA0363: AppliesA0364: Not coveredA0368: Not coveredA0369: AppliesA0373: AppliesA0375: Not coveredA0382: Not coveredA0383: AppliesA0385: Not coveredA0395: AppliesA0397: Not coveredA0398: Not coveredA0401: Not coveredA0402: Not coveredA0411: AppliesA0414: Not coveredA0419: AppliesA0425: Not coveredA0430: AppliesA0434: Not coveredA0439: Not coveredA0440: Not coveredA0457: Not coveredA0461: Not coveredA0469: AppliesA0470: AppliesA0477: Not coveredA0481: Not coveredA0483: Not coveredA0484: Not coveredA0486: Not coveredA0487: Not coveredA0493: Not coveredA0494: Not covered
Los Angeles
A0001: Not coveredA0004: Not coveredA0007: Not coveredA0014: Not coveredA0022: Not coveredA0023: Not coveredA0031: Not coveredA0035: Not coveredA0037: Not coveredA0045: Not coveredA0060: Not coveredA0066: Not coveredA0067: Not coveredA0074: Not coveredA0079: Not coveredA0080: Not coveredA0107: Not coveredA0111: Not coveredA0117: Not coveredA0122: Not coveredA0127: Not coveredA0133: Not coveredA0138: Not coveredA0142: Not coveredA0153: Not coveredA0162: Not coveredA0170: Not coveredA0172: Not coveredA0173: Not coveredA0178: Not coveredA0179: Not coveredA0180: Not coveredA0184: Not coveredA0196: Not coveredA0200: Not coveredA0207: Not coveredA0210: Not coveredA0213: Not coveredA0224: Not coveredA0235: Not coveredA0238: Not coveredA0248: Not coveredA0252: Not coveredA0255: Not coveredA0267: Not coveredA0281: Not coveredA0285: Not coveredA0303: Not coveredA0309: Not coveredA0314: Not coveredA0315: Not coveredA0323: Not coveredA0327: Not coveredA0330: Not coveredA0340: Not coveredA0345: Not coveredA0353: Not coveredA0355: Not coveredA0370: Not coveredA0374: Not coveredA0405: Not coveredA0407: Not coveredA0408: Not coveredA0417: Not coveredA0421: Not coveredA0427: Not coveredA0432: Not coveredA0433: Not coveredA0437: Not coveredA0442: Not coveredA0445: Not coveredA0451: Not coveredA0452: Not coveredA0454: Not coveredA0458: Not coveredA0474: Not coveredA0479: Not coveredA0492: Not coveredA0499: Not coveredA0500: Not covered
San Diego
A0019: Not coveredA0058: Not coveredA0094: Not coveredA0100: Not coveredA0114: Not coveredA0121: Not coveredA0145: Not coveredA0150: Not coveredA0152: Not coveredA0154: Not coveredA0165: Not coveredA0167: Not coveredA0219: Not coveredA0240: Not coveredA0246: Not coveredA0247: Not coveredA0251: Not coveredA0262: Not coveredA0273: Not coveredA0274: Not coveredA0275: Not coveredA0276: Not coveredA0304: Not coveredA0316: Not coveredA0322: Not coveredA0333: Not coveredA0341: Not coveredA0347: Not coveredA0365: Not coveredA0367: Not coveredA0378: Not coveredA0379: Not coveredA0386: Not coveredA0387: Not coveredA0391: Not coveredA0392: Not coveredA0396: Not coveredA0409: Not coveredA0413: Not coveredA0420: Not coveredA0426: Not coveredA0431: Not coveredA0441: Not coveredA0443: Not coveredA0456: Not coveredA0478: Not coveredA0480: Not coveredA0496: Not coveredA0497: Not covered

Every dot is the rule engine’s result for that address. The larger dots are the example addresses listed below. 2 addresses have no coordinates and are counted but not drawn.

Decided by code for the example addresses

On Oct 1, 2026. Rules that don’t apply are left out.