US · ongoing · ~6 min read
CRMLS v. Compass
2026–present · residential real estate listings
A California multiple-listing service sued Compass on October 5, 2026 to defend rules that push public listings into the MLS. The case is open.
The story
Compass has challenged traditional listing rules.
CRMLS filed first, seeking a declaration that its one-day filing rule is lawful.
The complaint says sellers can still use non-exclusive arrangements.
Why it matters
Home sellers and buyers see this as whether a listing is public.
What was claimed
CRMLS wants a judgment that the rule is not a group boycott.
The other side
Compass's position, as described by CRMLS, is that the rule is an antitrust problem.
What it means for you
Listing rules stay as they are until a court says otherwise.
Bottom line
CRMLS v. Compass is a live case filed October 5, 2026.
Timeline
5 October 2026
MLS sues for a declaration
California Regional MLS asked a New York court to declare its cooperation rules lawful after Compass threatened an antitrust suit.
Key dates
- Declaratory complaint
- 5 October 2026
Formal snapshot
Summary: On October 5, 2026 a California listing service sued Compass, asking a court to declare that rules requiring publicly marketed listings to be filed with the MLS are not an illegal boycott. The dispute is open.
Regulator / plaintiff argument: CRMLS says the rules stop large brokerages from hiding inventory. Compass's threat is the other side of the same fight.
Outcome: Newly filed. No declaration has been entered in this summary.
Conduct tags
Laws referenced
- Sherman Act §1 — 15 U.S.C. §1
Companies
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