Statute of Limitations for Trespass to Chattels / Conversion in Massachusetts

6 min read

Published March 22, 2026 • By DocketMath Team

This article is for informational purposes only and does not constitute legal advice. Laws change frequently — verify all citations with current official sources.

Overview

In Massachusetts, claims involving trespass to chattels and conversion commonly fall under Massachusetts’ general civil statute of limitations for certain tort actions. DocketMath’s Statute of Limitations calculator is designed to help you turn that rule into a usable deadline based on a key date you provide (such as the date of the wrongful conduct or the date the injury was discovered, if relevant).

This page focuses on the default limitations period for these types of property-tort claims in Massachusetts. DocketMath does not treat trespass to chattels and conversion as having a separate, claim-type-specific deadline here—there’s no claim-type-specific sub-rule reflected in the Massachusetts statute rule set used for this calculator. Instead, the analysis uses the general/default period.

Note: Deadlines can be affected by case-specific doctrines like accrual rules or tolling. DocketMath helps you model the baseline statute, but it can’t replace a case-specific legal analysis.

Limitation period

Default (general) limitations period in Massachusetts

For the Massachusetts default rule applied to trespass to chattels / conversion, the limitations period is:

6 years (the general/default civil limitations period for certain tort actions)

The briefest practical takeaway is: start with 6 years from the relevant triggering date you enter into DocketMath. If your facts suggest a different trigger date than the date of the act (for example, a discovery-related accrual issue), entering that date will change the output.

How to think about “triggering dates”

Your case often turns on what date the claim is considered to have “accrued.” While DocketMath’s calculator uses the triggering date you provide, here are common ways people identify that date in property-tort disputes:

Date of the wrongful taking or interference with your property
Date you knew or should have known the interference occurred (if your accrual theory uses discovery concepts)
Date you first suffered a measurable injury connected to the interference

In the tool, you typically choose the relevant “start date,” and DocketMath adds the statute length to generate the estimated end of the limitations window.

Simple example (baseline model)

Assume:

Interference date: January 15, 2020
Start date used in calculator: January 15, 2020
Statute: 6 years

DocketMath would output a deadline of approximately January 15, 2026 (subject to date computation conventions used by the calculator).

If instead you input a discovery-based start date (for example, July 1, 2020), the computed deadline shifts accordingly by about ~5.5 months.

Key exceptions

Massachusetts has several doctrines that can change when time starts running, pauses the clock, or extends the deadline. Because this page uses the general/default period (and does not identify a claim-type-specific sub-rule), the best approach is to treat these as “possible modifiers” depending on your facts.

Below are examples of exception categories that often matter when analyzing whether a filing is timely:

Tolling / pause doctrines
- Situations that legally pause the running of a statute of limitations can extend the end date. The availability depends on the exact statutory or equitable basis and the fact pattern.
Accrual timing
- Even without a special claim-type rule, the accrual date can vary. If your Massachusetts accrual theory points to a later date than the act itself, your end date moves later.
Defendant-related issues
- Certain procedural or substantive circumstances involving the defendant can affect timeliness analysis (for example, whether a party was properly identified/served and when).

Warning: Exception doctrines are highly fact-specific. A minor factual difference—like the exact date you discovered the interference—can move the deadline materially. Use DocketMath to compute the baseline, then verify the triggering date and any tolling basis for your situation.

Checklist: what to verify before relying on a deadline

Use this checklist to make sure your DocketMath input matches your case theory:

Statute citation

Massachusetts’ general/default statute of limitations applied here is:

Mass. Gen. Laws ch. 277, § 63
General limitations period: 6 years

Because the available rule set for this Massachusetts calculator does not identify a separate claim-type-specific sub-rule for trespass to chattels or conversion, the 6-year period above is the default rule used for computing the deadline.

Use the calculator

Use DocketMath’s Statute of Limitations calculator to generate a deadline based on the Massachusetts default rule (6 years, Mass. Gen. Laws ch. 277, § 63).

Primary CTA: **/tools/statute-of-limitations

When you use the tool, the most important input is usually the start date (the date you treat as when the claim accrued). The calculator then adds 6 years to produce the estimated end of the limitations window.

Inputs that change the output

Consider these “input → effect” patterns:

Input you change in DocketMath	Effect on the computed deadline
A later start/accrual date	Deadline moves later by roughly the same amount of time
An earlier start/accrual date	Deadline moves earlier
Using a discovery-based start date instead of an act date	Often extends the time window, depending on how late the discovery date is

Practical workflow

Identify the best-supported start date for your accrual theory.
Enter that date in DocketMath.
Review the computed deadline.
Check the exception checklist for any potential tolling or accrual modifications.

Note: DocketMath outputs a baseline deadline under the general/default limitations rule. If you suspect tolling or a different accrual trigger applies, run the calculator again using the alternative dates or timing you believe is legally supportable—then evaluate which deadline matches your theory.

Sources and references

Start with the primary authority for Massachusetts and confirm the effective date before relying on any output. If the rule has been amended, update the inputs and rerun the calculation.

Mass. Gen. Laws ch. 260, § 2