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Real estate tech · on the rundown Thursday, October 22, 2026

OneKey MLS joins CRMLS case against Compass over listing rules

Covered by 6 outlets over 139 hours. First reported by National Mortgage Professional at 15:16 UTC on October 22, 2026.

6 outlets

What happened?

  1. More than 48,000 professionals in real estate are served by OneKey MLS across Long Island and New York City, as well as the Hudson Valley (HousingWire).
  2. CRMLS is described as the nation's largest MLS by subscriber count and originally filed the case seeking court guidance on its listing cooperation rules (HousingWire).

OneKey MLS joined California Regional MLS as a co-plaintiff in CRMLS's federal lawsuit against Compass International Holdings, according to HousingWire.

A machine summary written from the reports listed below; read them for the full account. How summaries are made and what is checked.

Who reported it, and when?

6 distinct reports run by 6 outlets, earliest first (UTC); a syndicated report lists every site that ran it
TimeReportRun by
Oct 22 15:16Report by National Mortgage Professional
  • National Mortgage Professional
Oct 22 20:30Report by New York Post
  • New York Post
Oct 22 20:54Report by PYMNTS.com
  • PYMNTS.com
Oct 26 13:59KW, AGNT, HomeServices of America, Real REMAX fight private listings with new collaboration - Inman Real Estate News
  • Inman Real Estate News
Oct 26 22:36Report by RealEstateNews.com
  • RealEstateNews.com
Oct 28 10:29Report by housingwire.com
  • housingwire.com

A report's title is shown once our automated legal check has read it and passed it; 5 reports are named by outlet, and the links lead to each report.

Who was named?

  • OneKey MLS
  • Compass International Holdings
  • California Regional MLS (CRMLS)
  • Real
  • AGNT
  • HomeServices of America

More news naming OneKey MLS

  1. Oct 22 · Legal MLSs seek declaratory judgment to pre-empt Compass antitrust claims 2
  2. Oct 20 · PropTech OneKey MLS rejects Compass request on publicly marketed listings 2

Sources: the outlets' reports linked on this page; counts and times from GetYourBrief's record of those reports (methodology).