Mutual Confidentiality Agreement (UK)
This Mutual Confidentiality Agreement (the “Agreement”) is entered into on [Effective Date] (the “Effective Date”) by and between:
[First Party Name], [Who First Party], with its registered or principal address at [First Party Address], [First Party City], [First Party County], [First Party Postcode], England (hereinafter referred to as the “First Party”); and
[Second Party Name], [Who Second Party], with its registered or principal address at [Second Party Address], [Second Party City], [Second Party County], [Second Party Postcode], England (hereinafter referred to as the “Second Party”).
The First Party and the Second Party are referred to collectively in this Agreement as the “Parties” and individually as a “Party”. Each Party, when disclosing Confidential Information, shall be referred to as the “Disclosing Party” and, when receiving Confidential Information, shall be referred to as the “Receiving Party”.
BACKGROUND
WHEREAS, the Parties wish to explore a potential business relationship for the purpose of [Purpose] (the “Purpose”); and
WHEREAS, in connection with the Purpose, each Party may disclose certain proprietary and confidential information to the other Party; and
WHEREAS, the Parties wish to set out in writing the mutual terms and conditions upon which such Confidential Information may be disclosed, used, and protected;
NOW, THEREFORE, in consideration of the mutual promises and undertakings set out herein, and for other good and valuable consideration, the receipt and adequacy of which the Parties hereby acknowledge, the Parties agree as follows:
1. DEFINITION OF CONFIDENTIAL INFORMATION
1.1 In this Agreement, “Confidential Information” means all information or data of a confidential or proprietary nature disclosed by either Party (as Disclosing Party) to the other Party (as Receiving Party), whether disclosed orally, in writing, in electronic form, or by any other means, in connection with the Purpose, including but not limited to: [Confidential Information].
1.2 Confidential Information shall include all information that is marked or designated as confidential at the time of disclosure, or that should reasonably be understood by the Receiving Party to be confidential given the nature of the information and the circumstances of disclosure.
1.3 For the avoidance of doubt, Confidential Information includes information that would constitute a trade secret within the meaning of the Trade Secrets (Enforcement, etc.) Regulations 2018 (S.I. 2018/597), including information that has commercial value because it is secret and has been subject to reasonable steps by the Disclosing Party to keep it secret.
2. EXCLUSIONS FROM CONFIDENTIAL INFORMATION
2.1 The obligations in this Agreement shall not apply to information that:
- is or becomes publicly known other than through any act or omission of the Receiving Party;
- was in the Receiving Party’s lawful possession prior to the disclosure and had not been obtained by the Receiving Party either directly or indirectly from the Disclosing Party;
- is lawfully disclosed to the Receiving Party by a third party without restriction on disclosure and without breach of any duty of confidence;
- is independently developed by the Receiving Party without use of or reference to the Disclosing Party’s Confidential Information, as evidenced by contemporaneous written records; or
- is required to be disclosed by law, by any court of competent jurisdiction, or by any regulatory or governmental authority, subject to clause 5 of this Agreement.
3. MUTUAL OBLIGATIONS OF CONFIDENTIALITY
3.1 In consideration of the mutual exchange of Confidential Information, each Party (as Receiving Party) undertakes to the other Party (as Disclosing Party) that it shall:
- keep the Confidential Information strictly confidential and not disclose it to any third party without the prior written consent of the Disclosing Party;
- use the Confidential Information solely for the Purpose and for no other purpose whatsoever;
- take all reasonable steps to protect the Confidential Information from unauthorised access, use, or disclosure, applying at least the same degree of care it uses to protect its own confidential information, and in any event no less than reasonable care;
- limit disclosure of Confidential Information to those of its directors, officers, employees, contractors, or professional advisers (including solicitors and accountants) who have a genuine need to know such information for the Purpose, and ensure that each such person is bound by obligations of confidentiality no less restrictive than those contained in this Agreement;
- not copy, reproduce, or reduce to writing any part of the Confidential Information except as reasonably necessary for the Purpose; and
- notify the Disclosing Party promptly in writing upon becoming aware of any unauthorised access, use, or disclosure of the Confidential Information.
3.2 Each Party shall be responsible for any breach of this Agreement by any person to whom it discloses Confidential Information pursuant to clause 3.1.
3.3 The obligations in this clause 3 apply equally and reciprocally to both Parties in their capacity as Receiving Party.
4. DATA PROTECTION
4.1 Where Confidential Information disclosed by either Party contains personal data (as defined in the UK General Data Protection Regulation and the Data Protection Act 2018), the Receiving Party shall process such personal data only as necessary for the Purpose and in compliance with all applicable data protection legislation, including the Data Protection Act 2018 (UK GDPR).
4.2 To the extent required, the Parties shall enter into a separate data processing agreement in accordance with Article 28 of the UK GDPR.
4.3 Each Party warrants that any personal data it discloses to the other Party has been collected in compliance with applicable data protection legislation and that the disclosure is lawful.
5. COMPELLED DISCLOSURE
5.1 If either Party (as Receiving Party) is required by law, court order, or any regulatory or governmental authority to disclose any Confidential Information received from the other Party (as Disclosing Party), the Receiving Party shall, to the extent permitted by law:
- give the Disclosing Party prompt written notice of such requirement before disclosure;
- co-operate with the Disclosing Party in seeking a protective order or other appropriate relief to prevent or limit the disclosure; and
- disclose only that portion of the Confidential Information that is strictly required to be disclosed.
5.2 Nothing in this Agreement shall prevent either Party from making a disclosure required under applicable whistleblowing legislation (including the Public Interest Disclosure Act 1998 and the Victims and Prisoners Act 2024), reporting a criminal offence to any law enforcement authority, or co-operating with any regulatory authority.
6. TERM AND TERMINATION
6.1 This Agreement shall come into force on the Effective Date and shall continue in full force and effect for [Confidentiality Period], unless terminated earlier by either Party giving not less than 30 days’ written notice to the other Party.
6.2 The termination or expiry of this Agreement shall not affect any accrued rights or liabilities of either Party, nor shall it affect the continued obligation of each Party (as Receiving Party) to maintain the confidentiality of any Confidential Information disclosed prior to termination during the period specified in clause 6.1.
6.3 Clauses 1, 2, 3, 5, 8, 9, 12, 13, 14, 15 and 16 shall survive the termination or expiry of this Agreement.
7. REMEDIES
7.1 Each Party acknowledges that the Confidential Information of the other Party is of a special and unique nature and that any actual or threatened breach of this Agreement may cause the Disclosing Party significant harm that cannot be adequately compensated by monetary damages alone.
7.2 Accordingly, in the event of an actual or threatened breach, the aggrieved Party shall be entitled, without prejudice to any other rights or remedies it may have, to seek urgent injunctive or other equitable relief from the courts of England and Wales to prevent or restrain any breach or threatened breach of this Agreement, in accordance with the principles established in Coco v AN Clark (Engineers) Ltd [1969] RPC 41.
7.3 The rights and remedies of each Party under this Agreement are in addition to and not in substitution for any other rights and remedies available at law or in equity, including remedies under the Trade Secrets (Enforcement, etc.) Regulations 2018 and the right to claim damages for breach of contract.
8. NO WARRANTY
8.1 Neither Party makes any express or implied representation or warranty as to the accuracy, completeness, or reliability of any Confidential Information disclosed under this Agreement.
8.2 Neither Party shall be liable to the other Party for any loss or damage arising from the use of or reliance upon any Confidential Information, save in respect of any fraudulent misrepresentation.
8.3 Nothing in this Agreement shall be construed as granting to either Party any licence, interest, or right in or to any intellectual property of the other Party, whether by implication, estoppel, or otherwise.
9. NO WAIVER
9.1 A failure or delay by either Party to exercise any right or remedy provided under this Agreement or by law shall not constitute a waiver of that or any other right or remedy, nor shall it prevent or restrict the further exercise of that or any other right or remedy.
10. SEVERABILITY
10.1 If any provision of this Agreement is held by any court or other competent authority to be invalid, void, or unenforceable in whole or in part, the other provisions of this Agreement and the remainder of the affected provision shall continue in full force and effect.
11. ASSIGNMENT
11.1 Neither Party may assign, transfer, charge, or otherwise deal with all or any of its rights or obligations under this Agreement without the prior written consent of the other Party, such consent not to be unreasonably withheld or delayed.
12. ENTIRE AGREEMENT
12.1 This Agreement constitutes the entire agreement between the Parties relating to the subject matter hereof and supersedes all prior oral and written agreements, representations, and undertakings between the Parties relating to the same subject matter.
12.2 Each Party acknowledges that it has not relied on any statement, representation, assurance, or warranty of any person (whether a party to this Agreement or not) that is not set out in this Agreement.
13. THIRD PARTY RIGHTS
13.1 A person who is not a party to this Agreement shall have no right under the Contracts (Rights of Third Parties) Act 1999 to enforce any of its terms.
14. AMENDMENTS
14.1 No amendment or variation of this Agreement shall be effective unless made in writing and duly signed by an authorised representative of each Party.
15. DISPUTE RESOLUTION
15.1 The Parties shall attempt to resolve any dispute arising out of or in connection with this Agreement through good faith negotiations.
15.2 If the dispute cannot be resolved by negotiation within 14 days, the Parties agree to resolve it by [Dispute Resolution].
16. GOVERNING LAW AND JURISDICTION
16.1 This Agreement and any dispute or claim (including non-contractual disputes or claims) arising out of or in connection with it or its subject matter or formation shall be governed by and construed in accordance with the laws of England and Wales.
16.2 Each Party irrevocably agrees that the courts of England and Wales shall have exclusive jurisdiction to settle any dispute or claim (including non-contractual disputes or claims) arising out of or in connection with this Agreement or its subject matter or formation.
IN WITNESS WHEREOF, the Parties have executed this Mutual Confidentiality Agreement as of the Effective Date first written above.
THE FIRST PARTY
Full name: [First Party Name]
Address: [First Party Address], [First Party City], [First Party County], [First Party Postcode], England
THE SECOND PARTY
Full name: [Second Party Name]
Address: [Second Party Address], [Second Party City], [Second Party County], [Second Party Postcode], England
First Party
________________
Signature
Date: ________________
Second Party
________________
Signature
Date: ________________
What Is a Mutual Confidentiality Agreement (UK)?
A Mutual Confidentiality Agreement in the United Kingdom binds the parties to keep specified information confidential and limits how it may be used or disclosed, with its requirements set by the Trade Secrets (Enforcement) Regulations 2018. It restricts disclosure and use of designated confidential information between the disclosing and receiving parties.
Mutual confidentiality agreements are a fundamental tool in English commercial practice. They are routinely used across every industry sector — from technology and financial services to manufacturing, pharmaceuticals, and the creative industries — whenever two organisations or individuals need to exchange sensitive information in order to evaluate a potential business relationship. The mutual structure creates balanced legal exposure and often supports faster negotiations because neither party perceives a power imbalance in the agreement.
Under English common law, a mutual NDA is enforceable as a contract provided it meets the basic requirements of offer, acceptance, consideration, and certainty of terms. The consideration in a mutual NDA is the reciprocal exchange of promises: each party agrees to keep the other’s information confidential in return for the other party doing the same. This mutual exchange satisfies the requirement for consideration under English contract law without the need for any additional payment or benefit. The common law duty of confidence, established in the seminal case of Coco v AN Clark (Engineers) Ltd [1969] RPC 41, provides further protection where information is communicated in circumstances importing an obligation of confidence.
Since June 2018, the Trade Secrets (Enforcement, etc.) Regulations 2018 (S.I. 2018/597) have provided additional statutory protection for trade secrets in England and Wales. These Regulations, which implemented the EU Trade Secrets Directive into UK domestic law, define a trade secret as information that is secret, has commercial value because it is secret, and has been subject to reasonable steps to keep it secret. A well-drafted mutual NDA complements these statutory protections by contractually extending confidentiality obligations to information that may not meet the strict legal definition of a trade secret but remains commercially sensitive.
The legal framework governing the Mutual Confidentiality Agreement (UK) in United Kingdom draws on several key statutes and regulatory bodies. Under the Companies Act 2006, Companies House maintains the register of UK companies. Section 386 of the Companies Act 2006 sets accounting record obligations. The Competition and Markets Authority (CMA) enforces the Consumer Rights Act 2015. The Financial Conduct Authority (FCA) regulates financial services under the Financial Services and Markets Act 2000. The High Court of Justice has jurisdiction under the Senior Courts Act 1981. Parties executing a Mutual Confidentiality Agreement (UK) in United Kingdom should confirm the document reflects current law, including any amendments enacted since the original drafting date. The Trade Secrets (Enforcement) Regulations 2018 sets the foundational requirements.
When Do You Need a Mutual Confidentiality Agreement (UK)?
A Mutual Confidentiality Agreement is appropriate in a wide range of commercial and professional situations in England and Wales where both parties will be sharing sensitive information. The key indicator that a mutual NDA is needed rather than a unilateral NDA is that information flows in both directions — each party is both giving and receiving confidential data.
The most common circumstances requiring a mutual NDA include pre-acquisition due diligence, where a prospective buyer and seller must exchange financial statements, customer data, pending litigation details, intellectual property portfolios, and operational information. Joint venture and partnership discussions frequently require mutual protection, as both parties disclose business plans, profit projections, operational methodologies, and proprietary processes to assess feasibility. Technology partnerships and API integrations require sharing source code architecture, database schemas, security protocols, and product roadmaps from both sides.
Investor discussions often call for mutual NDAs, particularly where the investor shares details about portfolio companies, investment strategy, and deal terms while the company discloses financial metrics, user data, and growth plans. Licensing and distribution negotiations commonly involve mutual disclosure, as the licensor reveals proprietary technology and the licensee shares market data and distribution capabilities. Merger and acquisition explorations at the preliminary stage invariably require mutual confidentiality protection before either party commits to a formal transaction process.
A mutual NDA is also appropriate when two companies are exploring a strategic alliance, supplier relationship, or franchise arrangement that requires each party to open its commercial operations to scrutiny by the other. In the employment context, mutual NDAs may be used when a senior executive is negotiating terms with a prospective employer and both sides share commercially sensitive information during the recruitment process.
Parties in United Kingdom should prepare a Mutual Confidentiality Agreement (UK) proactively rather than waiting for a dispute to arise. Courts interpret agreements based on the written terms rather than oral representations. Under the Companies Act 2006, Companies House maintains the register of UK companies. Section 386 of the Companies Act 2006 sets accounting record obligations. The Competition and Markets Authority (CMA) enforces the Consumer Rights Act 2015. The Financial Conduct Authority (FCA) regulates financial services under the Financial Services and Markets Act 2000. The High Court of Justice has jurisdiction under the Senior Courts Act 1981. Where the transaction involves regulated activities, prior approval from the relevant authority may be required before execution.
What to Include in Your Mutual Confidentiality Agreement (UK)
A well-drafted Mutual Confidentiality Agreement for use in England and Wales must contain several essential provisions that reflect the reciprocal nature of the arrangement and comply with English law requirements.
The definition of confidential information is the most critical clause. It must be thorough and symmetrical, applying identical scope to information disclosed by each party. The definition should cover all genuinely sensitive information — including trade secrets, financial data, business plans, customer and supplier lists, technical specifications, software code, marketing strategies, and personnel information — while being specific enough to give each party clear notice of what is protected. The definition should also reference the Trade Secrets (Enforcement, etc.) Regulations 2018 to confirm trade secrets receive the fullest available protection. Standard exclusions must carve out information that is already in the public domain, was independently developed, was known before disclosure, or was lawfully received from a third party.
The mutual obligations clause is the heart of the agreement. It must clearly state that the confidentiality obligations apply equally and reciprocally to both parties. Each party, as a receiving party, must undertake to keep information confidential, use it only for the stated purpose, restrict access to authorised personnel who are themselves bound by equivalent confidentiality obligations, and promptly notify the disclosing party of any unauthorised disclosure.
The data protection clause is essential where any confidential information may include personal data. Under the Data Protection Act 2018 and the UK GDPR, each party receiving personal data must process it lawfully and implement appropriate security measures. The agreement should acknowledge the potential need for a separate Data Processing Agreement under Article 28 of the UK GDPR.
The compelled disclosure clause recognises that either party may be legally required to disclose information by court order or regulatory authority, and sets out the procedure — including prior notice to the disclosing party where possible. A properly drafted clause must also include a carve-out for whistleblowing disclosures under the Public Interest Disclosure Act 1998 and the Victims and Prisoners Act 2024. The remedies clause should acknowledge that damages alone may be inadequate and preserve each party’s right to seek injunctive relief from the courts of England and Wales. The exclusion of third-party rights under the Contracts (Rights of Third Parties) Act 1999 and a governing law clause specifying the laws of England and Wales complete the essential framework.
Additional compliance elements for a Mutual Confidentiality Agreement (UK) used in United Kingdom include: Under the Companies Act 2006, Companies House maintains the register of UK companies. Section 386 of the Companies Act 2006 sets accounting record obligations. The Competition and Markets Authority (CMA) enforces the Consumer Rights Act 2015. The Financial Conduct Authority (FCA) regulates financial services under the Financial Services and Markets Act 2000. The High Court of Justice has jurisdiction under the Senior Courts Act 1981. Forms-legal.com provides this template as a starting point for United Kingdom-compliant documentation.
Sources & Citations
Statutory citations link to official government sources.
- EU Trade Secrets DirectiveEU official
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Reference this free template in an article, syllabus, or research note:
Forms Legal. (2026). Mutual Confidentiality Agreement (UK) (United Kingdom) [Legal document template]. Forms Legal. https://forms-legal.com/uk/business/contracts/mutual-confidentiality-agreement-uk
"Mutual Confidentiality Agreement (UK) (United Kingdom)." Forms Legal, 2026, https://forms-legal.com/uk/business/contracts/mutual-confidentiality-agreement-uk.
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howpublished = {\url{https://forms-legal.com/uk/business/contracts/mutual-confidentiality-agreement-uk}},
note = {Free legal document template. Based on Trade Secrets (Enforcement) Regulations 2018}
}Also available for these jurisdictions:
Frequently Asked Questions
Yes. A mutual confidentiality agreement is a legally binding contract under English common law, provided it satisfies the basic requirements of a valid contract: offer, acceptance, consideration, and certainty of terms. In a mutual NDA, the consideration is the reciprocal exchange of promises — each party’s undertaking to maintain the other’s confidential information forms the consideration for the other party’s disclosure. English courts will enforce mutual NDAs but will scrutinise whether the scope of the confidentiality obligations is reasonable and not contrary to public policy. The common law duty of confidence, as established in Coco v AN Clark (Engineers) Ltd [1969] RPC 41, provides additional protection where information is imparted in circumstances importing an obligation of confidence. Since June 2018, the Trade Secrets (Enforcement, etc.) Regulations 2018 (S.I. 2018/597) provide further statutory remedies, including interim injunctions and damages, for the unlawful acquisition, use, or disclosure of trade secrets.
A unilateral (one-way) NDA is used when only one party discloses confidential information to the other. A mutual (two-way or bilateral) NDA is used when both parties are disclosing confidential information to each other, which is common in merger negotiations, joint venture discussions, technology partnerships, and due diligence processes. Under English law, both types are equally enforceable. The key structural difference is that in a mutual NDA, each party is simultaneously a Disclosing Party and a Receiving Party, and the obligations of confidentiality apply symmetrically. This reciprocal structure is often preferred in commercial negotiations because neither party perceives a power imbalance. Courts in England and Wales have indicated that mutual obligations demonstrate genuine commercial intent, which can strengthen enforceability.
The Trade Secrets (Enforcement, etc.) Regulations 2018 (S.I. 2018/597) implemented the EU Trade Secrets Directive (2016/943) into UK domestic law. The Regulations define a trade secret as information that is secret, has commercial value because it is secret, and has been subject to reasonable steps to keep it secret. For parties to a mutual NDA, the Regulations provide important additional statutory remedies beyond contractual claims for breach. If confidential information qualifies as a trade secret and is unlawfully acquired, used, or disclosed, the aggrieved party can seek interim and final injunctions, delivery up or destruction of infringing materials, and damages (including unjust enrichment). The Regulations also impose a six-year limitation period for claims in England and Wales. A well-drafted mutual NDA complements these statutory protections by contractually extending confidentiality obligations to information that may not meet the legal threshold of a trade secret.
Yes, where confidential information shared under a mutual NDA includes personal data (for example, customer lists, employee details, or contact databases), each party receiving such data must handle it in compliance with the UK General Data Protection Regulation as incorporated into domestic law by the Data Protection Act 2018. This means the Receiving Party may only process the personal data for the specific Purpose stated in the NDA, must implement appropriate technical and organisational security measures under Article 32 of the UK GDPR, and must not retain the personal data for longer than necessary. Where one party processes personal data on behalf of the other, the parties may also need to enter into a separate Data Processing Agreement under Article 28 of the UK GDPR. A properly drafted mutual NDA should include a data protection clause addressing these requirements.
No. Under English law, a mutual NDA cannot override statutory protections for whistleblowers or crime reporting. The Public Interest Disclosure Act 1998 (which amends the Employment Rights Act 1996) protects workers who make qualifying disclosures about criminal offences, health and safety dangers, environmental damage, or other matters of public interest. Any NDA clause that purports to prevent such a disclosure is void and unenforceable. Furthermore, the Victims and Prisoners Act 2024, which came into effect in October 2025, introduced additional restrictions preventing NDAs from stopping crime victims from reporting to police and support services. The Employment Rights Bill proposes further restrictions on confidentiality clauses that prevent workers from discussing workplace harassment and discrimination. A compliant mutual NDA should include an express carve-out acknowledging these protections.
This template is provided for informational purposes only and does not constitute legal advice. Laws vary by jurisdiction and change over time. Consult a qualified attorney for advice specific to your situation.Full disclaimer
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