Can an agency legally demand ownership of pre-contract freelance portfolio work in a master service agreement?

Can agencies claim your pre-contract portfolio work? Legally, no, unless you sign it away. Learn how to protect your IP with TermScore's expert guide.

October 8, 2026TermScore Legal Intelligence GroupStatutory & Corpus Verified725 words

Yes, an agency can legally demand ownership of your pre-contract portfolio work if you sign a Master Service Agreement (MSA) containing an overly broad "assignment of rights" clause. While such demands are predatory and non-standard, signing the document creates a binding legal transfer of your intellectual property.

The Legal Mechanics of IP Assignment

When you sign an MSA, you are entering into a contract that governs the transfer of intellectual property (IP). Most standard agreements include a "Work Made for Hire" clause or an "Assignment of Rights" provision. The danger arises when these clauses are drafted to include "all work created by the Contractor, whether before or during the term of this Agreement."

Why Agencies Attempt This

Agencies often use "boilerplate" contracts downloaded from generic legal sites. These templates are frequently written by the agency's counsel to be as protective of the agency as possible. They aim to prevent any future disputes regarding ownership, but in doing so, they often sweep up your entire professional history.

Key takeaway: Never assume a contract is standard. If a clause mentions "all prior work" or "all intellectual property created by the contractor," it is a direct threat to your existing portfolio.

Action Item: Before signing, perform a "Ctrl+F" search for the terms "prior," "pre-existing," and "all work" within the contract document.

Identifying Red Flag Clauses

To protect your business, you must identify the specific language that signals an attempt to seize your pre-existing assets. Below is a comparison of standard versus predatory language.

Clause TypeStandard LanguagePredatory Language
Scope of Assignment"Work created under this SOW""All work created by Contractor"
Effective Date"Effective as of the date of this SOW""Effective for all work prior to and during the term"
IP Definition"Deliverables defined in Exhibit A""Any and all intellectual property"

The Risk of "Work Made for Hire"

Under the U.S. Copyright Act, "Work Made for Hire" typically applies only to employees or specifically commissioned works. However, if you sign an agreement that explicitly defines your past work as "Work Made for Hire," you are contractually waiving your rights to that work, regardless of whether it meets the statutory definition. This effectively transfers the copyright of your portfolio to the agency.

Action Item: If you see "Work Made for Hire" applied to your entire history, strike that language immediately and replace it with a clause limiting the assignment to "Deliverables created specifically for this project."

How to Protect Your Portfolio

You do not have to accept predatory terms. Use these three steps to secure your IP before signing any MSA.

  1. Define Background IP: Explicitly define "Background IP" as any work, software, or creative assets created by you prior to the effective date of the agreement.
  2. Include an Exclusion Clause: Add a provision stating: "Client acknowledges that Contractor retains all right, title, and interest in and to all Background IP. Nothing in this Agreement shall be construed as an assignment of such Background IP to the Client."
  3. Use an Exhibit: If you are worried about ambiguity, attach a "Schedule of Excluded IP" to the contract, listing your portfolio website or specific project files that remain your sole property.

Key takeaway: A professional client will respect a request to exclude your pre-existing work. If an agency refuses to remove a clause that claims your past work, consider it a major red flag regarding their business ethics.

Action Item: Draft a standard "Background IP" addendum that you keep on file and attach to every contract you sign.

Jurisdictional Considerations

While contract law is generally consistent regarding IP assignment, jurisdictions like California have stronger protections for independent contractors. For example, California Labor Code Section 2870 limits an employer's ability to claim ownership of an employee's inventions created on their own time. While this applies to employees, courts often look to the spirit of these laws when evaluating the fairness of "unconscionable" contracts forced upon freelancers.

However, relying on a court to invalidate a contract is expensive and time-consuming. It is significantly cheaper to negotiate the terms before you sign than to litigate them after the fact.

Action Item: If you are in a high-litigation jurisdiction, consult with a local IP attorney to ensure your exclusion clauses are enforceable under state-specific statutes.

Streamlining Contract Review

Manually reviewing every MSA for hidden IP traps is tedious and prone to human error. TermScore automates this process by scanning your contracts for predatory "assignment of rights" language and suggesting specific, protective revisions. By using TermScore, you can ensure your portfolio remains yours before you ever put pen to paper.

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TermScore Legal Intelligence Group

Audited for 2026 Standards

Researched and cross-referenced against statutory codes, judicial rulings, and TermScore's proprietary Corpus of 100,000+ analyzed contracts. Our intelligence unit continuously audits contract enforceability and predatory clause variance across all 50 US jurisdictions.

Methodology: Empirical Corpus + Statutory CodeEditorial Standards & Methodology →

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