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The Zoning Law is Here to Stay. Here's What It Means for Your Next Deal.

Writer: Bob Wiltse
Bob Wiltse
Sep 21
3 min read

MBTA Communities Act


Bob Wiltse, REALTOR®

September 21, 2026


Massachusetts investors just got a big win. Last Friday, the state's highest court ended the final legal fight over multifamily zoning near transit. If you buy or build duplexes, triplexes, or four-families in Massachusetts, this news matters. Here is what happened and what it means for your next deal.


This Zoning Law is Here to Stay.
This Zoning Law is Here to Stay.

What Happened

On September 18, 2026, the Massachusetts Supreme Judicial Court (SJC) made a final ruling.

The case involved the town of Marshfield, which sued the state over the MBTA Communities Act. The law requires towns near MBTA transit to allow multifamily housing by right, meaning no special permit is needed in the right zoning district.


Marshfield made three arguments. First, the law cost the town money the state never returned. Second, it broke the town's home rule powers. Third, voters never got a real say.


The court rejected all three arguments unanimously. Justice Serge Georges Jr. wrote the 22-page decision, stating the costs Marshfield listed were normal town business, not a true unfunded mandate.


This is the second time the SJC has upheld this law. Legal experts say towns now have almost no path left to fight it in court.


The Numbers

As of August 31, 2026, the state reports:

  • 168 out of 177 MBTA Community towns have turned in zoning plans

  • 159 of those towns are fully or conditionally compliant

  • Over 10,000 housing units are already in the development pipeline.


\Worcester is one of the towns covered by this law. So are many towns around Boston.

Springfield is not covered. Springfield uses a different transit system, so this law does not apply there.


What This Means for Your Deal

Before this ruling, investors faced a real question: Would a court someday throw out this zoning? Would a duplex you build today become illegal tomorrow?


That question is gone now.


Here is why this matters for your underwriting:

  • Less legal risk. You can now trust that duplex and triplex zoning near transit will hold up in court.

  • More by-right deals. In towns that comply, you often skip the zoning board fight. That saves time and money.

  • A bigger buyer pool is coming. As more towns finish their zoning plans, more sites open up for conversions, teardowns, and new builds.

  • Worcester counts. If you invest in Worcester or towns near it on the commuter rail, check your local zoning map. The rules may already let you build more units than before.


If you have been waiting to see how this played out before buying a site, you can stop. The zoning is as settled as it gets in Massachusetts.


The Bottom Line

Massachusetts investors now have more certainty than in years. The MBTA Communities Act is here to stay. Towns can still choose how they comply but can no longer fight the law itself in court. For investors in Worcester and Greater Boston, that is one less risk to price into a deal.


As always, check your specific town's zoning map before you buy. Rules differ from town to town, even within the same law.


Disclaimer: I am a REALTOR®, not a finance or mortgage professional. This article is for information only. It is not financial, legal, or investment advice. Always do your own due diligence before making any real estate decision.


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