To lawfully sublet a commercial or residential property in the UK, tenants often require formal consent from their landlord in the form of a Licence to Underlet. Whether you are a landlord approached by a tenant seeking to sublet, or a tenant wishing to underlet part or all of your premises, navigating the requirements and legal implications can be complex. The Law Firm Group’s specialist solicitors are here to provide expert legal advice and a comprehensive service tailored to your circumstances, ensuring the process is smooth, compliant, and in your best interests.
What is a Licence to Underlet?
A Licence to Underlet is a formal legal document granting a tenant permission from their landlord to sublet all or part of their leased property to a third party. This is often a requirement under the terms of a lease, particularly for commercial properties but also in some residential contexts. Attempting to underlet without the landlord’s written consent can result in serious consequences, including breach of lease, forfeiture, or legal disputes.
The Law Firm Group’s experienced UK solicitors provide clear and practical legal services to both landlords and tenants in all matters relating to underletting. Our team ensures your rights are protected, obligations are understood, and the agreement is structured to avoid future complications.
When Might You Need a Licence to Underlet?
Typical scenarios where you may need this legal service include:
For tenants: If your business is downsizing and you no longer need the entire premises, or if you wish to generate additional income by subletting unused space. Residential tenants may also wish to underlet part of their home for financial or personal reasons.
For landlords: When a tenant requests permission to underlet, it is essential to ensure the proposed underletting complies with the lease and does not create risk or diminish your control over the property.
In both cases, seeking expert legal advice from The Law Firm Group’s specialist solicitors can help prevent costly disputes and ensure all parties are protected.
The Legal Process: How a Licence to Underlet Works
Securing a Licence to Underlet typically involves several key steps. Our solicitors at The Law Firm Group guide clients through each stage with clarity and efficiency:
1. Reviewing the Lease
The first step is to examine the head lease to determine whether underletting is permitted, and if so, what conditions apply. Many leases contain specific clauses about when and how a tenant can underlet, and what information the landlord may require.
2. Making a Formal Request
If underletting is allowed, the tenant must formally request consent from the landlord. The landlord is generally required to respond within a reasonable time and may not unreasonably withhold consent, but may impose reasonable conditions.
3. Due Diligence and Information Gathering
Landlords often wish to vet the proposed under-tenant to ensure they are suitable, financially stable, and will comply with the lease terms. Our expert UK solicitors assist in gathering and reviewing the necessary information, such as references, business plans, or financial statements.
4. Drafting and Negotiating the Licence to Underlet
A formal Licence to Underlet must be prepared, usually by the landlord’s solicitors, setting out the terms and any conditions of the underletting. The Law Firm Group’s legal team ensures all documents are compliant, clear, and protect your interests, whether you are the landlord or the tenant.
Negotiations may be necessary to address issues such as rent, repair obligations, term of the underlease, and potential guarantees. Our solicitors provide practical legal advice at every step, minimising delays and avoiding common pitfalls.
5. Completing the Underlease
Once the Licence to Underlet is in place, the tenant and under-tenant can enter into an underlease, which must comply with the head lease’s requirements. Our specialist solicitors review and draft underleases to ensure robust protection and avoid unenforceable terms.
Common Issues and How The Law Firm Group Helps
There are several challenges that can arise during the underletting process:
Delays in obtaining consent: Landlords must act within reasonable timeframes, but disputes can occur. Our solicitors ensure your application is comprehensive, reducing the risk of unnecessary delay.
Unreasonable conditions or refusal: If a landlord refuses consent or imposes onerous conditions, The Law Firm Group offers expert legal advice on your options, including negotiation or, if necessary, legal remedies.
Compliance with lease terms: Failing to observe technical requirements can jeopardise both the underlease and the head lease. Our law firm ensures every step is legally sound.
Drafting enforceable documents: Ambiguities or errors in the Licence to Underlet or underlease can lead to costly disputes. Our UK solicitors are meticulous in drafting and reviewing all paperwork, providing peace of mind.
Why Choose The Law Firm Group?
At The Law Firm Group, our team of specialist solicitors combines legal expertise with a practical, client-focused approach. We understand that every situation is unique, and we tailor our legal services to your specific needs.
Clients benefit from:
Clarity and transparency: We provide straightforward legal advice, explain your options in plain English, and keep you informed at every stage.
Protection and peace of mind: Our solicitors safeguard your interests by ensuring all legal requirements are met and future disputes are minimised.
Efficiency: We act promptly and proactively, helping you move forward with your underletting plans without unnecessary delay.
Transparent costs: You’ll receive a clear estimate of costs at the outset, with no hidden surprises.
Ongoing support: Our team is available to answer your queries, handle negotiations, and support you throughout the process.
Getting Started with The Law Firm Group
Engaging with The Law Firm Group is straightforward. You can arrange an initial consultation with one of our expert UK solicitors to discuss your situation and objectives. We will review the relevant lease documents, advise you on your rights and options, and outline the next steps.
If you decide to proceed, we will manage all aspects of the Licence to Underlet process, from liaising with the landlord or tenant, preparing and reviewing documents, to ensuring completion of the underlease. Throughout, you will have direct access to a dedicated solicitor, ensuring consistent communication and reassurance.
Whether you are seeking consent to underlet, responding to a tenant’s application, or need advice on the wider implications of underletting, The Law Firm Group is here to provide the specialist legal services you need, tailored to your circumstances.
Contact The Law Firm Group today to benefit from our expertise, professionalism, and commitment to outstanding client care.


