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What is Master Service Agreement?

Researched by the BeforeSigning editorial teamLast reviewed: 2026-05-10

Quick answer

A master service agreement (MSA) is an overarching contract that sets the general terms for an ongoing relationship, with specific projects defined in separate statements of work.

A master service agreement (MSA) is an overarching contract that sets the general terms for an ongoing relationship, with specific projects defined in separate statements of work. It lets both parties move faster on new work.

Examples

  • An MSA with a consulting firm, with individual SOWs for each engagement.
  • A vendor MSA that survives for five years and covers all future purchase orders.
  • An MSA with a development agency referenced by every quarterly SOW.

Why this matters

BeforeSigning reviews the boilerplate in MSAs where the real risk lives — indemnity, liability caps, IP assignment, and renewal terms.

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Frequently asked questions

What is Master Service Agreement?

A master service agreement (MSA) is an overarching contract that sets the general terms for an ongoing relationship, with specific projects defined in separate statements of work. It lets both parties move faster on new work.

When does Master Service Agreement matter?

BeforeSigning reviews the boilerplate in MSAs where the real risk lives — indemnity, liability caps, IP assignment, and renewal terms.

What's an example of Master Service Agreement?

An MSA with a consulting firm, with individual SOWs for each engagement. A vendor MSA that survives for five years and covers all future purchase orders. An MSA with a development agency referenced by every quarterly SOW.

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