INDEPENDENT LEASEHOLD ADVICE

Lease extension valuations in London

More time. A clearer plan. Independent valuation advice to help you understand your lease extension premium.

✓ Independent advice. No-obligation quotations.
Lease Extension Valuation London
YOUR PROPERTY. YOUR NEXT CHAPTER.Take a longer view.
RICS Chartered SurveyorsIndependent since 1997Advice for leaseholders & freeholders

A lease extension valuation gives you an informed basis for budgeting, considering an offer and approaching negotiations with your freeholder.

Our Chartered Surveyors and RICS Registered Valuers explain the assumptions behind the figures and the next steps for your property.

Written & Reviewed by Jessica Toogood MRICS
Chartered Surveyor and RICS Registered Valuer
Last reviewed: September 2026
UNDERSTAND

An informed budget

Understand the premium and the material valuation assumptions before committing to financial terms.

PLAN

An evidence-based position

Use independent property evidence to assess a proposal and consider the next stage of negotiations.

DECIDE

Practical next steps

Discuss the report with a valuer and agree the support appropriate to your property and objectives.

GUIDANCE FOR YOUR NEXT STEP

Lease extension valuation advice

Read what a valuation covers, the costs to consider and the practical steps involved in extending your lease.

Understanding a lease extension valuation

Navigating the world of lease extensions can be daunting, especially when dealing with leasehold properties in London. This is where the pivotal role of a Lease Extension Surveyor comes into play. A Chartered Surveyor with expertise in lease extensions brings knowledge and professionalism and offers invaluable guidance throughout the lease extension process.

Lease extension refers to the legal process that allows leaseholders to extend their lease for an additional period.

Curved stone residential buildings along a London street
Local property. A longer-term view.

This process is governed by the Leasehold Reform, Housing and Urban Development Act 1993. Under this act, leaseholders can extend their lease by 90 years for a flat and 50 years for a house. This statutory lease extension is particularly crucial when the lease reaches its 80-year mark, after which the cost of the extension can skyrocket.

A lease extension surveyor provides an accurate leasehold valuation, determining the lease extension premium the leaseholder must pay the freeholder. Using established RICS (Royal Institution of Chartered Surveyors) registered methods, the surveyor thoroughly evaluates the leasehold property, considering the years remaining on the lease, ground rent, and the property value.

The surveyor's valuation is integral in helping to negotiate the lease extension with the freeholder. These negotiations can be complex as they involve several legal and financial intricacies. For example, serving a Section 42 Notice to the landlord is a legal requirement, which calls for a solid understanding of the lease extension process. The surveyor and the leaseholder's solicitor consider the lease extension valuation and other factors like the lease length—short or long—to negotiate a favourable outcome for the leaseholder.

However, negotiations may not always be smooth sailing. There may be disputes over the premium. In such instances, a lease extension surveyor can provide representation at a tribunal or county court. They protect the leaseholder's rights while arguing for a fair and reasonable lease extension premium.

In essence, a lease extension surveyor in London is a chartered surveyor who aids in extending the lease on leasehold properties. They conduct leasehold valuations, negotiate with freeholders, serve necessary legal notices, and provide representation at tribunals. They are crucial in ensuring leaseholders can confidently navigate the lease extension process and secure their leasehold reform in expert hands. With their assistance, extending a lease need not be a complex or intimidating process but rather a straightforward step in securing the value and longevity of one's property.

Lease Extension Valuation Quote

Harding Chartered Surveyors produces high-quality and impartial lease extension valuation reports for leaseholders and freeholders in all areas of London. With our reports, both parties can agree on fair terms, ensure the sale process goes smoothly and protect their investment.

01 / A CLEARER VALUATION

What is a Lease Extension Valuation?

Lease Extension Valuation factors the property’s market value and includes assumptions based on statutes and previous court tribunals. Simply put, our reports detail the premium that should be paid to the freeholder and the worst and best-case scenarios for both parties.

We estimate lease extension premiums by calculating the following:

  • Ground rent losses
  • Marriage value
  • The reversion’s deferment
  • Any required compensation

Our RICS registered valuers work independently of lenders and banks, meaning you can trust that we produce impartial reports to benefit freeholders and leaseholders only.

Benefits of a Lease Extension Valuation for London Properties

Leaseholders can use our Lease Extension Valuation reports to:

  • Understand the various costs involved with lease extensions
  • Extend leases when it makes financial sense
  • Negotiate fair terms with the freeholder to get a long lease
  • Raise and challenge disputes
  • Plan the future of their finances accordingly

With an accurate lease extension report, freeholders can:

  • Gain an insight into the value of their freehold
  • Set fair prices for lease extensions
  • Challenge or raise a dispute
  • Protect their investment

When Should I Get a Lease Extension?

In most cases, leaseholders don’t benefit financially from extending leases with 100 or more years remaining. However, while potentially highly profitable, extending leases with less than 80 years remaining can cost tens of thousands. You should consider extending your lease or calling us for advice if you’re approaching the 83-year mark.
Freeholders usually profit the most from extending leases with 80 years or less remaining. Qualifying leaseholders can use the statutory route without having owned the lease for two years; that qualifying period was abolished on 31 January 2025. See the official government leasehold guidance.

Red-brick mansion block apartments in London
Consider the building as well as your own flat.

Lease Extension Calculator

We have just what you need if you're looking for a reliable tool to help you estimate the potential costs of a lease extension. Harding Chartered Surveyors provide an accessible online leasehold calculator that can assist in determining potential expenses related to extending your lease. Simply click on this link to use the lease extension calculator. It's user-friendly, intuitive, and can offer a preliminary estimation to aid financial planning. Remember, this should be used as a guide and not as a definitive figure, as the final cost will be subject to specific details of your lease and professional valuation.

02 / THE FORMAL NOTICE

What is the Section 42 Notice?

A Section 42 Notice refers to a formal request made by a leaseholder to extend their lease. It's part of the Leasehold Reform, Housing and Urban Development Act 1993, which allows leaseholders to extend their leases by 90 years and reduce the ground rent to zero.

To issue a Section 42 Notice, the leaseholder must meet specific criteria:

  1. The original lease must generally have been granted for more than 21 years; the former two-year ownership requirement no longer applies.
  2. The original lease must have been for at least 21 years.

The notice must include specific details such as the full name and address of the leaseholder, details about the property, the premium proposed for the lease extension, and the terms under which the lease extension should take place.

Once the notice is served to the freeholder, they have a statutory period within which they must respond with a counter-notice, known as a Section 45 Notice. This notice will either accept the lease extension terms or propose different terms.

Bear in mind that serving a Section 42 Notice is a legal action, so it's highly recommended that leaseholders seek legal advice before doing so. There may also be costs involved, such as professional fees and a deposit to the freeholder.

03 / WORKING WITH A SURVEYOR

Need a Lease Extension Surveyor?

If you have a short lease and are considering a lease extension or require a lease valuation, look no further than Harding Chartered Surveyors. We provide comprehensive surveying services and could perfectly fit your needs. Here's why:

  1. Expertise: We have extensive experience and knowledge regarding lease extensions and valuations. Their understanding of the Leasehold Reform, Housing and Urban Development Act 1993 is second to none, meaning you're in safe hands with them.
  2. Tailored Approach: They appreciate that every leaseholder's situation is unique. Therefore, they offer a personalised service tailored to your needs and circumstances. You'll receive individualised advice and recommendations that align perfectly with your requirements.
  3. Clear Communication: Understanding legal jargon can often be challenging when dealing with complex property matters. However, we excel at explaining technical terms in plain English, ensuring you're informed and understand every process step.
  4. Professionalism: As members of the RICS, we adhere to the highest standards of professionalism and ethical practice. This ensures that the advice and service you receive are of top quality.
  5. Value for Money: Our expert team provides an efficient, high-quality service that aims to save you time and money. Their accurate lease valuations can help you negotiate the best terms for your lease extension.

By choosing us, you're selecting a team of professionals who will put your needs first, guiding you through the lease extension or lease valuation process with ease and assurance. Our expertise, dedication, and commitment to delivering the best possible outcome for you make them the ideal choice.

04 / THE LEASE EXTENSION PROCESS
Surveyor preparing property inspection notes on a clipboard
Independent advice, grounded in your property.

What is the Leasehold Extension Process?

The process of extending a leasehold in the UK can seem complex, but it becomes more manageable when broken down into clear, concise steps:

  1. Eligibility: Firstly, verify if you meet the eligibility criteria. Check that you meet the statutory criteria. The original lease should generally have been granted for more than 21 years; the former two-year ownership requirement was abolished on 31 January 2025.
  2. Professional Advice: Seek professional advice from a solicitor or a chartered surveyor. They can guide you through the legal and financial aspects of the lease extension.
  3. Lease Valuation: Engage a chartered surveyor to carry out a lease valuation. This will give you an indication of how much you should expect to pay for the lease extension.
  4. Serve a Section 42 Notice: Prepare and get your solicitor to serve a Section 42 Notice to the freeholder. This legal document outlines your request to extend the lease, including your proposed terms. Remember, this is a crucial legal step and is best done with professional assistance to avoid pitfalls.
  5. Landlord’s Counter-Notice: The freeholder has up to two months to serve a counter-notice, which could accept or propose different terms for the lease extension.
  6. Negotiation: If the freeholder proposes different terms, a negotiation period begins. This is where your solicitor and surveyor will be instrumental in helping you negotiate the best possible terms.
  7. Tribunal: If an agreement cannot be reached within six months from the date of the counter-notice, you can apply to a First-tier Tribunal (Property Chamber). The Tribunal will then determine the terms of the lease extension.
  8. Completion: Once the terms are agreed upon or determined by the Tribunal, the new lease is drawn up, agreed upon, and then formally completed.
  9. Registration: The new lease should then be registered with the Land Registry.

Remember, this process can be time-consuming and has legal and financial implications. Therefore, seeking professional advice before starting the process is advisable to ensure you fully understand your obligations and rights.

YOUR DECISION, WITH MORE CLARITY

Conclusion on the Lease Extension Process

A Lease Extension Surveyor is crucial in extending a leasehold property across London. Lease extension surveyors work diligently to help those who own a property and wish to extend the lease. Their responsibilities encompass understanding the existing lease, calculating the extended cost, and offering a market valuation quote. A lease extension calculator is an essential tool they utilise in this process. If the lease gets shorter, falling to 80 years or less, applying for an extension is paramount. This is because when the unexpired term of the lease is below 80 years, the cost to extend can increase significantly.

When clients seek a statutory lease extension or extend their lease by 90 years, a solicitor and surveyor are required. The solicitor serves a notice on the landlord to grant a lease extension, and if not agreed, may need to apply to the county court for a lease extension.

Chartered surveyors have extensive experience and offer professional lease extension services, assisting you in obtaining a lease extension without incurring unnecessary legal fees. Their expert valuation advice and ability to handle complex processes make them indispensable to those seeking to extend a lease, especially in the London area. Contact them for a free initial consultation today and understand your valuation fees upfront. Whether your lease expires soon or not, a Lease Extension Surveyor in London can help navigate the intricate workings of leasehold extensions.

Whether you’re a leaseholder looking to extend your lease or a freeholder trying to negotiate a fair but profitable premium, our lease extension valuations can help you. We utilise our in-depth knowledge of the marketplace, relevant tribunal cases and Court of Appeal decisions to produce accurate and impartial reports. Discuss lease extension reports in more detail with one of our RICS valuers by calling 020 7736 2383.

Learn more about lease extension reports for London leaseholds

Whether you’re a leaseholder looking to extend your lease or a freeholder trying to negotiate a fair but profitable premium, our lease extension valuations can help you. We utilise our in-depth knowledge of the marketplace, relevant tribunal cases and Court of Appeal decisions to produce accurate and impartial reports. Discuss lease extension reports in more detail with one of our RICS valuers directly by calling 020 7736 2383.

A STRAIGHTFORWARD APPROACH

From first question to next decision.

We agree what you need, assess the valuation and explain what the figures mean for your plans.

  1. 01

    Tell us about your property

    Share the address, remaining lease term and ground rent. For a freehold purchase, include the number of flats and participating owners.

  2. 02

    Agree the instruction

    We confirm the valuation service, the information needed and the scope of our appointment.

  3. 03

    Assess the valuation

    Your surveyor reviews the lease information and property evidence, arranging an inspection where required.

  4. 04

    Consider the next steps

    Use the advice to assess your budget and negotiating position, with further support where agreed.

IN OUR CLIENTS’ WORDS

What our clients say.

Read client feedback on their experience with Harding Chartered Surveyors.

Top rated
Harding Chartered Surveyors4.7
Based on 176 reviews
Good overall experience.
I contacted Handing Chartered Surveyors to undertake a Level 2 RICS survey for a help to buy redemption in Southall, following issues with the paperwork produced by a large online competitor, resulting in the original valuation document being rejected. On contacting Harding I set out my needs along with the issues faced previously, and Harding were very quick to respond, as well as to confirm they were happy to be flexible if there were issues with the process after the valuation report was produced. Jessica from the team visited and undertook the survey following a discussion about my specific situation and needs, as well as discussing the process and next steps. She was kind, courteous and communicative throughout, calling to discuss the valuation prior to it being finalised and issued. Help to Buy subsequently accepted the valuation with no issues at all, a success! While it is sometimes cheaper and quicker to go with a large provider, it is also very difficult to discuss case specifics, and to address any challenges. I am personally very grateful for the service I received, a strong reminder to go local to get what you need, and I will very happily employ Harding again for any future survey needs.
Harding Surveyors are very prompt, professional and helpful. Their reports are detailed and very clear. They have saved me from major property headaches that I couldn’t see myself.
Excellent ! Very professional. The report was produced quickly. Charlie, the surveyor, was excellent. I have no hesitation in recommending Harding.
Very straighforward process, excellent support from staff
Alaa came when Hardings said he would, looked at everything, explained as he was going along, explained what he thought the issues were as he surveyed, took time to talk to our neighbour who is also affected by the subsidence, sent report when promised and then has been very available to explain what might happen next and why. Great service.
Extremely professional service. Easy to contact and to establish a good rapport. The final report was extraordinary in detail
Very happy with the service provided. Arrangements were promptly made to access the property to undertake the valuation, after which the report was sent several days later. The report is comprehensive and is of a high professional standard. Overall very pleased with the service. I will return again should I need any more help in the future.
Delivered ahead of time and in agreed scope.
Good service, the initial deadline was missed but the quality of work is good.
I have used Harding Chartered Surveyors three times in the last 2 years to carry out valuations of properties. I found them to be efficient and good value. Kate always got back to me quickly and I was also able to communicate directly with the surveyor. Their final reports were polished and professional. I can recommend.
Extremely professional and personal service. I commissioned two reports recently, one for a structural engineering inspection and one for a full level three report. Both reports gave me what I required and more. I would highly recommend.
Always a positive experience with Harding Chartered Surveyors. Thank you
Highly professional and first class service. Reliable and totally trustworthy. Highly recommended for all levels of surveys and the go to surveyor for dependable advice and guidance on your property purchase.
Whenever we have any dealings with Harding Chartered Surveyors, they are always on time, friendly and professional. Fantastic people to work with.
Independent since 1997

Property expertise. People you can talk to.

Meet four of our Chartered Surveyors and RICS Registered Valuers, serving London and the South East.

David Toogood FRICS, Harding Chartered Surveyors
Chartered Surveyor & Valuer

David Toogood FRICS

David’s experience includes residential and commercial surveys, valuations, leasehold advice and expert witness reports.

View David’s profile
Charlie Colville MRICS, Harding Chartered Surveyors
Chartered Surveyor & Registered Valuer

Charlie Colville MRICS

Charlie specialises in residential valuations, drawing on extensive Prime Central London market experience and eight years in residential agency at Strutt & Parker.

View Charlie’s profile
Jessica Toogood MRICS, Harding Chartered Surveyors
Chartered Surveyor & Valuer

Jessica Toogood MRICS

Jessica specialises in residential and commercial valuations, with a background in quantity surveying, project management and commercial property gained during a decade at Balfour Beatty.

View Jessica’s profile
Kash Gola MRICS, Harding Chartered Surveyors
Chartered Surveyor & RICS Registered Valuer

Kash Gola MRICS

Kash’s experience includes residential and commercial valuations, leasehold enfranchisement, lease renewals, rent reviews and wider landlord and tenant matters.

View Kash’s profile
Meet our full team of surveyors & valuers
YOUR NEXT STEP

Let’s make your next decision clearer.

Share your property address, lease details and objectives to receive a quotation for the appropriate service.

Talk to our team: 020 7736 2383