Powering Development: Wayleave Agreements, Deeds of Easement and Grid Capacity in Industrial and Logistics Property

This issue is relevant across the country, including London and the South East, where industrial occupiers may require substantial supplies for automation, refrigeration, manufacturing processes, electric vehicle charging and other energy-intensive operations. Grid capacity is highly location specific, so the availability of power must be investigated for a particular site rather than assumed for its wider geographical location. Securing the connection is only part of the issue. Developers, investors and occupiers must also establish whether the cables, substations and related apparatus are supported by rights which are sufficiently robust for the anticipated life of the development. 

In practice, this often leads to a choice between wayleave agreements and deeds of easement. Although both may permit electricity infrastructure to be installed and maintained on land, they are not interchangeable and can have materially different consequences for the landowner, the network operator and the wider development. 

1) Begin with the power requirement, not the legal document

Before deciding between a wayleave agreement and a deed of easement, the project team needs to understand the proposed development and its electricity requirements. The required capacity, anticipated connection point, cable route, substation arrangements and construction programme will all influence what land rights are needed and for how long. 

A conventional warehouse may have very different requirements from an automated distribution centre, cold-storage facility or building with extensive charging infrastructure. The legal arrangements must support the technical solution actually being delivered, rather than an assumed or preliminary design. 

2) Identify who needs rights over whose land 

A new connection may require apparatus within the development site, across retained land belonging to the developer or landlord, or over land owned by an unrelated third party. Rights may also be required for construction access, inspection, maintenance, repair, replacement and emergency works. 

The full route should therefore be investigated at an early stage. A connection offer will have limited value if a necessary section of the cable route cannot be secured or the network operator cannot obtain reliable access to its equipment. 

3) Understand what a wayleave agreement does 

A wayleave agreement is normally a contractual arrangement under which a landowner or occupier permits a utility operator to install or retain apparatus on land and to enter the land for associated purposes. Government guidance confirms that electricity licence holders require permission from owners or occupiers to install and retain electric lines and to gain access for inspection, repair and maintenance. 

The expression "wayleave" does not, by itself, determine the legal effect of the document. Its duration, termination provisions, treatment of successors, payment arrangements and interaction with statutory powers all need to be examined. 

4) Understand what a deed of easement does

A deed of easement is generally intended to create a proprietary right benefiting land and burdening other land. This can provide greater long-term certainty because the right is documented against the affected titles and is normally intended to continue despite changes of ownership. However, permanence also means that the route, extent and terms of the rights require careful consideration before the deed is completed. 

5) Do not rely on the document's label

A document described as a "wayleave" may contain extensive and long-lasting rights, while an instrument called an "easement" may be deficient if it has not been validly created or registered. The practical and legal substance of the arrangement matters more than its heading. 

Due diligence should establish who benefits from the rights, which land is burdened, whether successors are bound, how long the rights last and how they may be terminated or varied. The plans and registration position are as important as the operative wording. 

6) Use flexibility where the scheme is still evolving

A wayleave agreement may be attractive where infrastructure is temporary, the development layout remains under review or the parties do not yet wish to commit to a permanent route. Appropriate termination or relocation provisions may preserve scope to redevelop the land or alter the scheme as technical requirements become clearer. 

That flexibility can, however, create uncertainty for the party relying on the connection. A developer, purchaser, tenant or funder may be unwilling to depend on rights which could expire, be terminated or require renegotiation during the life of the project. 

7) Use permanence where the connection is fundamental

A deed of easement may be more appropriate where the cable route or apparatus will serve the development throughout its expected life. Properly structured permanent rights can support the operational site, provide evidence of the infrastructure position during due diligence and reduce reliance on future negotiations with adjoining owners. 

Permanence should not be confused with unrestricted rights. The deed can, where commercially agreed, regulate access, working methods, reinstatement, interference with the development and possible relocation of apparatus. 

8) Consider the effect on development value

Infrastructure rights can both enhance and restrict value. A secure electricity connection may make an industrial site suitable for a wider range of occupiers, while cables, pylons, substations and access corridors may sterilise part of the land or constrain its future layout. 

A permanent easement over a poorly selected route may therefore preserve the connection but reduce development flexibility. A terminable wayleave may be less burdensome to the landowner, but its uncertainty may affect the confidence of purchasers, tenants, lenders or valuers who depend on the supply. 

9) Protect the ability to relocate apparatus

Relocation provisions can be critical where a site is likely to be redeveloped or intensified. The document should address whether relocation is permitted, who bears the cost, whether an alternative route must first be provided and how continuity of supply will be protected. 

A general right to request relocation may offer little practical protection if it depends entirely on the operator's consent or requires the landowner to meet an uncapped cost. Conversely, an operator will need assurance that relocation will not compromise the safety, accessibility or performance of its network. 

10) Examine the plan as carefully as the wording

The plan should identify the cable route, substation site, accessways and any working or protection zones with sufficient precision. An unnecessarily wide corridor may restrict development, while an inaccurate or overly narrow plan may fail to accommodate the infrastructure actually installed. 

Developers should ensure that the legal plan is coordinated with the engineering design, planning layout and construction drawings. If those documents show different routes, the discrepancy should be resolved before the rights become permanent or the development contract becomes unconditional. 

11) Address access and working rights

The operator will usually require access to install, inspect, maintain, repair, renew and replace its apparatus, including access in an emergency. Those rights can affect estate roads, yards, loading areas, security arrangements and the operation of occupational premises. 

The document should set out appropriate notice requirements, emergency exceptions, obligations to minimise disturbance and requirements to repair damage. On an operational logistics estate, unrestricted access at any time and by any route may interfere materially with vehicle movements or occupier security. 

12) Deal properly with substations

A major connection may require an on-site substation, commonly supported by a lease or transfer as well as rights for cables and access. The substation site and related rights must be coordinated with the wider scheme, including estate roads, security boundaries, service-charge arrangements and occupational leases. 

The documentation should also address construction, maintenance, insurance, environmental responsibility, reinstatement and any ability to relocate the installation. Particular care is required if the substation serves other land as well as the development or if the network operator requires rights over areas intended to be let to an occupier. 

13) Align the land rights with the connection offer

The rights required by the network operator should be checked against the current connection offer and technical design. A deed negotiated against an early layout may not accommodate revised apparatus, while a broad preliminary wayleave may be inappropriate once the permanent scheme has been settled. 

Responsibility for satisfying the operator's land-rights requirements should also be clear. If completion of a sale, lease or development agreement depends on an energised connection, the documents should state who obtains the rights, who bears the cost and what happens if they are not secured by the relevant longstop date. 

14) Consider lenders and future purchasers

A lender funding an industrial development will usually want to understand whether the property has the rights required for its intended use and whether those rights will remain available following enforcement or a sale. A connection dependent on a personal, terminable or inadequately documented arrangement may therefore require further investigation. 

Permanent rights are not automatically preferable in every case. A lender or purchaser will also consider whether the burden of an easement restricts development, creates substantial access rights or affects the value of land which does not itself benefit from the installation. 

15) Coordinate the rights with occupational leases

Where an estate is to be let, the landlord must ensure that occupational leases permit the network operator to exercise the relevant access and works rights. The landlord may need to reserve rights to install, inspect, maintain, replace and reroute service media, subject to suitable protections for the tenant. 

The lease should also address responsibility for electricity infrastructure serving more than one unit and the recovery of appropriate costs. An occupier requiring a high-capacity supply may seek exclusive or allocated capacity, while the landlord will want to avoid granting rights which prejudice supplies to the rest of the estate. 

16) Investigate existing apparatus before acquisition

Existing cables or other apparatus may be apparent from title entries, searches, inspection or information supplied by the network operator. However, the absence of an obvious title entry does not necessarily establish that no apparatus or associated rights exist. 

The buyer should establish what is present, under what authority it is retained and whether the documents remain enforceable. Existing wayleave agreements should be obtained and reviewed rather than treated as routine utility paperwork. 

17) Consider termination in its statutory context

A landowner should not assume that terminating a voluntary wayleave will necessarily result in the immediate removal of electricity apparatus. Electricity licence holders may, in appropriate circumstances, apply for a necessary wayleave under Schedule 4 to the Electricity Act 1989 where voluntary agreement cannot be reached. 

This does not make the terms of a voluntary agreement unimportant. It does mean that any termination or redevelopment strategy should take account of the operator's statutory position, likely timescale and the practical importance of the apparatus to the network. 

18) Bring the legal and technical teams together early

Grid capacity is not only an engineering issue, and a wayleave or easement is not only a legal document. The connection design, development layout, construction programme and legal rights are interdependent. 

Developers, investors and occupiers should involve their electrical consultant, surveyor, valuer, agent and solicitor before committing to a fixed design or unconditional transaction. Early coordination can identify whether permanent rights are required, whether flexibility can be preserved and whether the proposed infrastructure may affect the site's future use or value. 

Wayleave agreements: frequently asked questions 

What is a wayleave agreement? 

A wayleave agreement normally gives a utility operator contractual permission to install or retain apparatus on land and to enter the land for purposes such as inspection, maintenance and repair. Its effect depends on the wording, including its duration, termination provisions, treatment of successors, payment arrangements and any rights to relocate the apparatus. 

What is the difference between a wayleave agreement and a deed of easement? 

A wayleave is generally a contractual arrangement between the parties, whereas a properly created easement is a proprietary right affecting the relevant land. An express legal easement over registered land must satisfy the applicable registration requirements before it operates at law. 

In practical terms, a wayleave may offer greater flexibility, while an easement may offer greater long-term certainty. Neither is automatically better, and the correct choice depends on the infrastructure, the development strategy and the interests of the parties. 

When is a deed of easement likely to be preferable to a wayleave agreement? 

A deed of easement may be preferable where infrastructure is expected to remain for the long term and the development, funder or occupier requires rights which will continue despite changes of ownership. It may be particularly appropriate for a fixed cable route serving a permanent development. 

A wayleave may be more suitable where the arrangement is temporary, the scheme is evolving or the landowner requires greater flexibility. The terms must nevertheless provide sufficient security for the party relying on the connection. 

What should occupiers check about power supply before taking an industrial lease? 

Occupiers should establish the capacity actually available, whether it meets their operational requirements and whether any upgrade or new connection is needed. They should also investigate the anticipated connection date, metering, resilience, infrastructure costs and the rights supporting cables, substations and access. 

If the proposed operation depends on additional capacity, suitable protection should be included in the agreement for lease. This may include a specified capacity, evidence of energisation, responsibility for costs, delivery milestones and a longstop date. 

Next reads 

• Conditional Contracts for the Sale of Land: A Guide for Landowners, Developers and Buyers

• Industrial Property and Contamination Risk: Why a Clear Environmental Search May Not Tell the Whole Story

Commercial Property law advice 

Our Commercial Property team advises investors, landlords and occupiers on industrial and logistics property transactions, including acquisitions, disposals, lettings, due diligence and risk allocation, across London and the south-east. To discuss your circumstances, call 020 8858 6971 or email commercialpropertyenquiries@grantsaw.co.uk.

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Disclaimer 

This article is for general information only and is not legal advice. Laws and guidance change and outcomes depend on facts. If you need advice on your situation, please contact us. Grant Saw Solicitors LLP is authorised and regulated by the Solicitors Regulation Authority. 

Last updated: 14 September 2026