Licence to Assign: What It Means for Your Commercial Lease Agreements

Thinking about transferring your business premises to someone else? You’re not alone-plenty of business owners eventually outgrow their location or need to move on and let another occupier take over. But before you hand over the keys, there’s a key legal hurdle you’ll often need to jump: the licence to assign.

If you’re not sure what a licence to assign is, how it works, or why your landlord gets a say in whether you can transfer your lease, don’t stress. Understanding this process is crucial for any business owner with a commercial lease in the UK, and getting it right can save you a lot of headaches down the track.

In this guide, we’ll break down what a licence to assign really means, when you need one, how the process works, and what legal risks to look out for. Whether you’re moving, restructuring, or even selling your business, it pays to be informed. Keep reading to find out what’s involved-and how to make sure your commercial lease plans stay on track.

What Is a Licence to Assign?

Let’s start with the basics. A licence to assign is a legal document given by the landlord, granting you (as the current tenant) permission to transfer your interest in the lease-the “assignment”-to a new tenant, known as the assignee.

Most UK commercial leases include a clause stating that you must not assign your lease without the landlord’s written consent (and that this consent is usually granted in a formal agreement, called the licence to assign). This is so landlords can exercise some control over who takes over the premises and ensure the new tenant is financially stable and suitable for the property.

So, in simple terms: if you want to transfer your lease to someone else, you will almost always need your landlord’s approval. This approval needs to be in the form of a written licence to assign.

When Do You Need a Licence to Assign?

Here are the most common scenarios where a licence to assign will be needed for a commercial lease:

• Selling your business: If you’re selling your business and the buyer wants to take over your current premises, you’ll need to assign your lease to them.
• Transferring the lease to another entity: This could happen if you’re restructuring (e.g. moving your lease from your name to your company, or vice versa).
• Bringing in a new partner or investor: You might need to transfer the lease if ownership structure changes.
• Leaving the premises early: If you can’t get out of the lease early, you might assign the remaining term to someone else instead of paying rent on an empty shop or office.

Keep in mind, most standard UK commercial leases specifically restrict or prohibit assigning your lease without landlord permission. So, if you want to let someone else take over, a licence to assign is almost certainly going to be required.

How Does the Licence to Assign Process Work?

The process for getting a licence to assign is structured but varies slightly by landlord and property. Here’s a typical step-by-step guide to how it usually works in practice:

1. Review Your Lease Agreement

Start by checking your existing commercial lease. Look for the assignment clause (often titled “Alienation” or “Assignment”), which will explain:

• If you can assign the lease at all
• Any conditions you must meet (for example, landlord consent “not to be unreasonably withheld”)
• Procedures and notices required

If you’re not sure how to interpret your lease, it’s a good idea to get a contract review by a legal expert.

2. Inform Your Landlord and Submit an Application

You’ll need to formally ask your landlord for permission to assign. They might provide a specific form or request certain information about the proposed assignee (the new tenant).

• Expect to provide background and credit checks for the incoming tenant
• Landlords may also ask for business plans or references

3. Landlord Considers the Application

Legally, most landlords can’t just refuse permission for no reason (thanks to the Landlord and Tenant Act 1988). However, they can impose reasonable conditions, like requiring personal guarantees or rent deposits from the new tenant.

4. Licence to Assign Is Drawn Up

If your landlord agrees, their solicitor will prepare a licence to assign. This will be signed by you, the landlord, and the assignee. The document will detail:

• The landlord’s formal consent to the assignment
• Any conditions you or the new tenant must comply with (e.g. payment of costs, providing guarantees, etc.)

Be aware: landlords can usually require you to pay their legal fees for the licence to assign, so factor this into your costs.

5. Assignment of Lease

Once the licence to assign is in place, you and the new tenant can execute a deed of assignment-a separate document which formally transfers the lease.

6. Registration (If Required)

For most leases longer than seven years, the assignment (and sometimes the licence to assign itself) must be registered with the Land Registry. This is typically handled by your solicitor.

What Are the Landlord’s Rights and Responsibilities?

By law, landlords can’t “unreasonably” withhold or delay their consent to the assignment of a lease, unless your lease says differently. The Landlord and Tenant Act 1988 requires them to:

• Respond in a “reasonable time” (usually within 28 days of your application)
• Give written notice of their decision, including reasons if they refuse
• Only withhold consent for fair reasons (such as doubts about the new tenant’s financial ability or concerns about property usage)

However, the lease itself may set out specific scenarios where the landlord is permitted to refuse consent or attach extra conditions. These commonly include:

• Requiring a rent deposit or guarantor from the new tenant
• Not allowing assignment if the new tenant plans a prohibited use of the premises
• Refusing assignment late in the lease term (for example, last year of a long lease)

If you feel your landlord is unreasonably refusing consent, you may have legal grounds to challenge them-but always seek advice before making a move.

What Should a Licence to Assign Document Include?

While the length and complexity varies, a typical licence to assign will set out:

• The parties (landlord, tenant/assignor, new tenant/assignee)
• The address and details of the lease
• The landlord’s agreement to the assignment, subject to any specific conditions
• Details of the new tenant’s obligations (such as providing a rent deposit, a guarantor, or evidence of insurance)
• Confirmation that all legal and administrative costs are settled
• Any ongoing liabilities for the outgoing tenant (“authorised guarantee agreement” or AGA, where you guarantee the new tenant for a period-common in modern commercial leases)

Make sure this document is carefully drafted-both for your protection and the incoming tenant’s. We strongly recommend you don’t draft it yourself or use a cheap template; this is a complex legal agreement and mistakes can haunt you later.

If you’re unsure which clauses to watch out for, check out our guide on crucial contract clauses for more tips.

What Are the Risks of Getting It Wrong?

Trying to assign your lease without the landlord’s express written consent is almost always a breach of contract-and can lead to serious consequences, including:

• Immediate forfeiture of the lease (you could lose your right to occupy)
• Legal action for damages or costs by the landlord
• The assignment being declared invalid, meaning the new tenant can be kicked out at any time
• Disputes over unpaid rent or property condition

You’ll also want to consider your ongoing obligations-sometimes, as the outgoing tenant, you’ll remain liable for lease breaches after assignment under an AGA. That’s why it’s smart to seek tailored legal advice during the assignment process.

For a more general overview of changing company ownership or structure, take a look at our article on changing company ownership.

Top Tips for a Smooth Licence to Assign Process

If you’re preparing to assign a commercial lease, here are some key steps you can take right now to make the process smoother:

• Read your lease carefully-know your assignment rights and landlord’s conditions
• Build a strong application for landlord consent (have all financials, references, and proposed use details ready for the new tenant)
• Budget for legal and administrative fees-licence to assign costs often fall on the outgoing tenant
• Request clarity early-ask your landlord for their list of required documents and preferred timetable
• Don’t rush-make sure all documents (including the licence to assign and deed of assignment) are reviewed by a commercial lawyer
• Be aware of ongoing obligations-especially AGA or indemnity clauses that might impact you after assignment

Going through a business sale at the same time? Check out our legal checklist for selling a business to make sure everything is covered.

Where Does a Licence to Assign Fit in With Other Lease Transfers?

It’s easy to confuse a licence to assign with other property law terms like licence to occupy or deed of assignment. Here’s a quick comparison:

• Licence to Assign: Permission from the landlord for you to transfer (assign) your lease to a new tenant.
• Deed of Assignment: The actual document that enacts the transfer, usually signed alongside (or after) the licence to assign.
• Licence to Occupy: A different arrangement giving a party the right to use premises, but not a transfer of the lease itself.

If you’re ever unsure what document your scenario calls for, it’s a good idea to speak to a legal expert so you don’t mix up critical legal paperwork.

Do You Need a Lawyer for a Licence to Assign?

The short answer: Yes, it’s highly advisable. While it’s technically possible to DIY the process, the legal and financial risks of a mistake are significant. Having a lawyer review (or prepare) your licence to assign ensures:

• Your interests as the outgoing tenant are protected
• You’re aware of any ongoing duties or liabilities
• All statutory and Land Registry requirements are handled
• The process stays on track for your business timeline

Unsure what’s needed? Our team can review your lease, prepare the right documents, and manage negotiations with your landlord or buyer-we take care of the tricky bits so you can focus on your bigger business goals. Learn more about our contract review service or amending a contract if your lease arrangement needs tweaking alongside the assignment.

Key Takeaways

• A licence to assign is required to transfer your commercial lease to a new tenant-without it, your assignment could be invalid and you risk breaching your lease.
• The landlord’s consent is (almost always) necessary, and they cannot “unreasonably” refuse-but they may set fair conditions or require extra guarantees.
• The process involves lease review, a formal landlord application, agreeing the licence to assign, and then completing the actual lease assignment.
• All paperwork, including the licence to assign, should be professionally drafted and checked for risks to ensure you’re protected now and in the future.
• The outgoing tenant may have ongoing responsibilities after assignment-know your obligations and get legal clarity from the start.
• Early legal advice can prevent costly mistakes, delays, or loss of rights during the transfer of your commercial lease.

If you’d like help preparing or reviewing your licence to assign-or just want to chat about your lease transfer options-reach us on 08081347754 or email team@sprintlaw.co.uk for a free, no-obligations consultation. We’re here to help you protect your business from day one.