Decisis - Legal Research Database

Discover “Decisis” - our new legal research tool and latest MBA member benefit. Powered by LexisNexis, Decisis is now live and available for free to MBA members.

Search Designed for Efficiency & Accuracy

With Decisis, you get a streamlined legal research solution with tailored search filters to pull highly relevant results from a massive primary law database.

A Citator You Can Take to Court

Decisis uncovers the citations that can stand up to the scrutiny of the judge. If it comes up on Decisis, you can have the confidence it’s good law.

Good Looks and Substance, Too

Decisis is clean and intuitive, and is loaded with what matters most: content. With Decisis, you will receive access to federal and state case law, codes, regulations, and more.

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Click here to view our comprehensive Discover Decisis video (35-minute training).

Additional video trainings can be found on Decisis' webpage:

To access Decisis:

To access Decisis, you must be a current MBA member and logged into the MBA website.

Please click here to log in.

For questions about your MBA login or to renew your MBA membership, please call our Member Service Center at (617) 338-0530 or email MBA Member Services.

Please note: Workers Compensation decisions are now available and can be found in the catalog under Agency Decisions.

Need help researching with Decisis?

Leverage the Decisis support hotline, chat and help center.

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Decisis® Customer Support is available 8 a.m. - 9 p.m. EST Monday through Friday and Saturday and Sunday from 8 a.m. - 5 p.m. EST. Customer Support is closed on holidays. Call Decisis Customer Support at (833) 332-4747.

Live Chat a Decisis Representative

Decisis chat can be accessed via the chat icon in the bottom right of the Decisis homepage.

Help Center

The help center can be found via the question mark in the top right corner of the Decisis homepage. Here, you will also find helpful articles, FAQs, and tutorial videos.

"Decisis is far superior to the competition and alone is worth the price of membership."

MBA Past President John J. Morrissey, Esq., partner, Morrissey, Wilson & Zafiropoulos LLP

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