By Thassiane Gossler, Business and Technology Lawyer at Oziel Law
Estimated read time: 7 minutes
Source Code Escrow in SaaS Agreements
Source code escrow is often requested as a business-continuity safeguard. In a SaaS arrangement, however, access to source code is not the same as access to a functioning service. A workable escrow arrangement must address not only when code is released, but whether the released materials would actually allow the client to deploy, operate and maintain the platform.
What Is Source Code Escrow?
The concept is straightforward: the vendor deposits its source code with a neutral third-party escrow agent. If certain trigger events occur, such as the vendor’s insolvency or ceasing to provide the services, the client may gain access to the deposited materials so it can continue operating the system on its own.
From the client’s perspective, this is about business continuity. If the client’s operations depend on the vendor’s software, it wants comfort that a vendor failure will not leave it without a workable system.
That concern is understandable, but the issue is in the details. Specifically, what triggers release, what gets released, and whether the vendor has any meaningful ability to respond before access is handed over.
Is Escrow Even the Right Tool?
Release events appear to be relatively uncommon, but frequency of release is not the only measure of whether escrow provides value. The practical protection depends heavily on whether the deposited materials are current, complete and capable of being used by someone other than the vendor. Establishing and maintaining that protection also involves legal, administrative and verification costs.
These concerns are not new. In his article, Source Code Escrow: An Exercise in Futility?, Jonathan L. Mezrich argues that source code escrow can give software customers less practical protection than expected because of issues such as short software shelf life, learning-curve problems, infrequent release events, and gaps in escrow-agent obligations.
For SaaS arrangements specifically, the situation is more complex than a traditional software licence. The client does not hold a copy of the object code and may also be relying on the vendor for data storage. Simply depositing source code may not be enough, as the client may also need server configurations, infrastructure details, and in some cases access to customer data held by the vendor.
Why Standard Escrow Clauses Can Be Risky for Vendors
For most software companies, source code is one of the most valuable assets in the business. Once that code is released, the loss in value for the company may be difficult or impossible to reverse.
Poorly structured escrow clauses tend to create problems on both sides of the table. First, the release triggers are often too broad. A service interruption can happen for many reasons that have nothing to do with the vendor’s long-term viability, including infrastructure issues, third-party outages, or routine maintenance problems. If the trigger is drafted too loosely, a relatively short outage may become a basis for source code release. That is a significant consequence for a vendor whose code is its core IP and it may not actually help the client either, since access to source code does not by itself restore services.
Second, the scope of what is released is often too broad. Instead of limiting access to what the client actually needs in an emergency, the clause may sweep in source code, deployment materials, architecture documents, credentials, and other sensitive materials without distinction. A well-structured clause defines what is deposited and what is released under what circumstances, which protects the vendor’s IP and gives the client more certainty about what it is actually getting.
The analysis also changes where the SaaS platform is multi-tenant or depends heavily on third-party technology. The deposited materials may include shared components that cannot appropriately be released to one customer, and the customer may not have the contractual rights needed to reproduce third-party services or dependencies. The escrow arrangement should therefore identify which portions of the platform can actually be released and operated independently, while protecting other customers’ information and respecting third-party restrictions.
A More Balanced Approach: Tiered Continuity
A better approach is to separate continuity needs from source code access. One practical way to do this is through a tiered escrow structure, though it is important to be realistic about what each tier can and cannot achieve in practice.
The first tier would include continuity materials. These are the materials a client may genuinely need to keep the service running on an interim basis, excluding the source code. The second tier would include the source code itself and should only be released if the problem continues for a longer period and the vendor has not restored services.
This structure gives the client protection if something goes wrong, and the vendor avoids treating source code as the first remedy for every serious outage.
It is also worth understanding what continuity materials can and cannot do. They work well for the scenario escrow is designed to address: the vendor becomes insolvent, stops paying its hosting bills, or shuts down operations. Where they are less helpful is when a software bug requires a fix at the code level. In that situation, having the source code released is part of the answer, but it is not straightforward, as working through an unfamiliar codebase to find and fix a problem takes time regardless of whether the source code is available. This is where the second tier comes in. If services remain unavailable for a longer defined period (and what that period looks like will depend on the specific arrangement and the criticality of the system), the source code is released as a last resort, giving the client the ability to rebuild and operate the software on its own. The timing of that trigger matters and is worth negotiating carefully, because it reflects how long the vendor has to restore services before the most significant protection kicks in.
Another consideration is that, for the tiered structure to work, the deposit obligations for both tiers need to be taken seriously. A common problem in escrow arrangements generally is that deposit materials go stale. The escrow agreement should require regular updates, and ideally annual verification testing, to confirm that the deposited materials are actually complete and functional. The cost allocation for that testing is itself a negotiating point: vendors typically prefer to put verification costs on the client, but if the materials turn out to be deficient, the agreement may require the vendor to bear the cost of remediation.
Valuation Impact
Many escrow clauses are designed to address the risk of insolvency. But insolvency is also the moment when the company’s intellectual property may matter most. If the company is restructuring, seeking emergency financing, or being acquired out of a distressed situation, its source code is often one of its most valuable assets.
If a major client can obtain that source code too early in the process, the value of that asset may be materially reduced. A buyer or investor is usually paying for the exclusivity and defensibility of the technology. If the source code has already been released, or can be released on a very short trigger, that can affect valuation and deal terms. Even if the code has not yet been released, the mere existence of an aggressive escrow clause may become an issue during diligence.
Our technology transactions practice regularly advises on how contractual IP provisions affect valuation in SaaS M&A contexts.
Key Considerations for Escrow Arrangements in SaaS
Whether you are negotiating as a vendor or an enterprise client, the goal should be the same: a clause that will function in a real failure scenario.
If you are a SaaS vendor, consider proposing a tiered structure that separates continuity materials from source code, and be realistic with your client about what each tier can deliver and on what timeline. You should also use an objective, time-based release framework, but make sure the trigger periods reflect actual operational realities rather than arbitrary numbers. Finally, limit the escrow materials to what is needed, rather than using an open-ended definition.
For guidance on structuring and protecting IP within technology agreements more broadly, visit our IP Management and Agreements page.
Frequently Asked Questions About Source Code Escrow in SaaS Agreements
What triggers source code escrow release in a SaaS agreement?
Release triggers vary by agreement, but common ones include vendor insolvency or bankruptcy, a sustained failure to provide services beyond a defined period, or a material breach that goes unremedied after notice. Triggers that are too broad can allow release after a routine outage, while triggers that are too narrow may leave clients without protection in a genuine emergency. Negotiating clear, objective, time-based triggers is one of the most important parts of structuring an escrow clause.
Do I actually need source code escrow in a SaaS agreement?
Not always. Escrow makes the most sense where the client’s operations are heavily dependent on the vendor’s software and switching to an alternative would be difficult or time-consuming. For lower-risk or easily replaceable software, the cost and administrative burden may outweigh the benefit. It is also worth asking whether a traditional source code escrow arrangement addresses the actual risk, or whether a broader continuity structure including infrastructure credentials and deployment materials would be more useful.
What should be deposited in a SaaS escrow arrangement?
Source code alone is often not enough. In a SaaS context, the client may also need server configurations, deployment documentation, database architecture details, third-party integration credentials, and data access mechanisms to actually restore service. Deposit obligations should be defined specifically in the agreement with a regular update schedule to keep materials current.
How often should escrow deposits be updated and verified?
Deposits should be updated on each material release or at another frequency aligned with the vendor’s release cycle. The appropriate scope and frequency of verification should reflect the criticality of the system, the pace of development and the cost of testing. Annual verification may be an appropriate baseline for some arrangements, but it should not replace updates following material changes.
Can an escrow clause affect a SaaS vendor’s valuation?
Yes. If a vendor is later restructuring, raising emergency financing, or being acquired, its source code is frequently among its most valuable assets. An aggressive escrow clause with short trigger windows or broad release scope can reduce the perceived exclusivity and defensibility of the technology, affecting deal terms or raising flags during due diligence. Canadian insolvency statutes may preserve certain rights to use licensed intellectual property when an agreement is disclaimed, provided the licensee continues to perform its applicable obligations. Those protections do not necessarily give the client access to the source code, hosting environment, support services or data needed to keep a SaaS platform operating. The effectiveness of an insolvency-based escrow trigger also depends on the structure of the arrangement and the applicable insolvency proceeding.
What is a tiered escrow structure?
A tiered escrow structure separates continuity materials from source code access. The first tier covers operational materials a client needs to keep the service running on an interim basis, including credentials, configurations, and deployment documentation, without touching the source code. The second tier covers source code itself, released only if the problem persists beyond a longer defined period and the vendor has not restored services.
Oziel Law advises technology companies and enterprise clients on SaaS agreements, technology transactions, and IP-related provisions. If you are negotiating a source code escrow clause and want to make sure it works for your situation, please email us at info@oziellaw.ca.
About the Author
Thassiane Gossler is a business and technology lawyer at Oziel Law, where she advises startups and growth-oriented companies on technology contracts, IP agreements, SaaS agreements, and corporate transactions. She is called to the Ontario Bar and is also qualified as a Brazilian lawyer, with experience across gaming, fintech, healthtech, and e-commerce. She can be reached at tgossler@oziellaw.ca.