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

Agencies cannot legally claim ownership of your pre-existing portfolio work unless you explicitly assign it. Use TermScore to identify risky IP clauses.

August 25, 2026TermScore Research653 words

Can an agency legally claim ownership of pre-contract freelance portfolio work?

No, an agency cannot automatically claim ownership of your pre-existing portfolio work. Intellectual property rights are inherently vested in the creator at the moment of inception. Unless you explicitly sign a written agreement transferring those specific rights, your pre-existing work remains your exclusive property, regardless of the language in a Master Service Agreement (MSA).

The Legal Reality of 'Work Made for Hire'

Agencies often use broad 'Work Made for Hire' language to ensure they own the final deliverables. However, this legal doctrine applies only to work created during the term of the engagement. It does not retroactively apply to your portfolio.

The Dangers of Overbroad Assignment Clauses

Many MSAs contain 'catch-all' clauses stating that the freelancer assigns 'all rights to all work produced in connection with the relationship.' If you sign this without a carve-out, you risk inadvertently assigning your entire career history to the agency. Courts generally interpret these contracts based on the 'four corners' of the document, meaning if you signed away 'all work,' you may face a difficult legal battle to prove your portfolio was excluded.

Key takeaway: Never sign an MSA that defines 'Work Product' or 'Deliverables' without explicitly excluding 'Background IP' or 'Pre-existing Materials.'

Action Item: Review your contract for a definition of 'Deliverables.' If it does not explicitly exclude 'Pre-existing Intellectual Property,' you must strike that language or add a clarifying addendum.

How to Protect Your Pre-existing Assets

To maintain ownership, you must distinguish between the work you are creating for the agency and the work you bring to the table. Use the following table to understand the difference in rights.

CategoryOwnership StatusAgency Rights
Background IPFreelancer retains 100%Non-exclusive, limited license
Project DeliverablesAgency owns (post-payment)Full assignment of rights
Tools/MethodologiesFreelancer retains 100%No rights granted

Drafting a 'Background IP' Schedule

The most effective way to protect your work is to attach a schedule to your MSA. This document should list your pre-existing assets, such as:

  • Code libraries or frameworks developed prior to the start date.
  • Design templates, fonts, or assets created for previous clients.
  • Proprietary methodologies or workflows.
  • Portfolio pieces used for self-promotion.

Action Item: Create a 'Schedule A' for your contract that lists your core assets and state: 'The Agency acknowledges that the Freelancer retains all right, title, and interest in the assets listed in Schedule A.'

Red Flags in Agency Contracts

When reviewing an MSA, look for these specific red flags that suggest the agency is attempting to overreach into your intellectual property:

  • 'All-encompassing' language: Clauses that claim ownership of 'all ideas, concepts, and materials' without a temporal limitation.
  • Lack of 'License' distinction: If the contract demands ownership rather than a 'perpetual, royalty-free, non-exclusive license' to use your work, they are asking for too much.
  • Indemnification traps: Clauses requiring you to indemnify the agency for IP infringement on your own pre-existing work.
  • Silence on Pre-existing IP: If the contract is entirely silent on what happens to your existing tools, the default legal interpretation may lean toward the agency's broad assignment clauses.

Action Item: If you see these red flags, propose a 'License-Back' provision. This allows the agency to use your work for the project while you retain legal ownership.

Jurisdictional Considerations

While the principles of copyright law are relatively consistent in the U.S. (under the Copyright Act of 1976) and the UK (under the Copyright, Designs and Patents Act 1988), the enforcement of 'Work Made for Hire' varies. In the U.S., the 'Work Made for Hire' doctrine is strictly defined for independent contractors. If you are not an employee, the agency must have a written assignment agreement to own your work. Without it, they have no claim to your portfolio.

Streamlining Your Contract Review

Navigating these legal nuances is complex, but you don't have to do it alone. TermScore uses advanced AI to instantly scan your Master Service Agreements for overreaching IP clauses, missing 'Background IP' protections, and dangerous assignment language. By uploading your contract to TermScore, you can identify these risks in seconds and ensure your portfolio remains yours before you ever sign on the dotted line.

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Can an agency legally claim ownership of pre-contract freelance portfolio work in a master service agreement | TermScore