Employment Law Aid

Massachusetts Sexual Harassment Law: Chapter 151B Rights & Protections (2026)

Updated 2026-12-27
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Comprehensive guide to Massachusetts sexual harassment law covering Chapter 151B protections, employer obligations, and employee rights.

Massachusetts Chapter 151B prohibits sexual harassment, covering employers with 6 or more employees—broader than federal law's 15-employee requirement.


Quick Facts: Massachusetts Sexual Harassment Law

Topic Massachusetts Federal (Title VII)
Employer Coverage 6+ employees 15+ employees
Filing Deadline 300 days 300 days
Agency MCAD EEOC

What Is Sexual Harassment?

Quid Pro Quo

Employment benefits conditioned on sexual favors.

Hostile Work Environment

Severe or pervasive unwelcome conduct based on sex.


Filing a Complaint

MA Commission Against Discrimination

Deadline: 300 days Phone: 617-994-6000 Website: mass.gov/mcad

EEOC

Deadline: 300 days Phone: 1-800-669-4000


Finding Legal Help

  • MCAD: mass.gov/mcad | 617-994-6000
  • EEOC: eeoc.gov{rel="nofollow"} | 1-800-669-4000

Related Resources


Legal Disclaimer

This guide provides general information about Massachusetts sexual harassment law and is not legal advice.

Frequently Asked Questions

What is quid Pro Quo?
Employment benefits conditioned on sexual favors.
What is hostile Work Environment?
Severe or pervasive unwelcome conduct based on sex.
What is mA Commission Against Discrimination?
Deadline: 300 days Phone: 617-994-6000 Website: mass.gov/mcad
What is finding Legal Help?
MCAD: mass.gov/mcad | 617-994-6000 EEOC: eeoc.gov{rel="nofollow"} | 1-800-669-4000
What is legal Disclaimer?
This guide provides general information about Massachusetts sexual harassment law and is not legal advice.

Legal Disclaimer

The information on this website is for general informational purposes only and does not constitute legal advice. Employment laws vary by state and change frequently. For advice specific to your situation, consult a licensed employment attorney in your state. Employment Law Aid is not a law firm and does not provide legal representation. No attorney-client relationship is created by using this website.