020 7242 4986 or  0333 240 0591 London  |  Birmingham  |  Cardiff
Philip Kolvin

Emmaline Lambert

020 7242 4986
Daniel Gatt

Emmaline specialises in planning, environmental, public law and regulatory crime.

Emmaline is ranked as a leading junior in planning, and health and safety in the latest editions of the Chambers UK Bar directory and the Legal 500 UK Bar directory.

Emmaline acts on behalf of a wide range of clients and also accepts public access instructions. She is on the Attorney General's List (C) for Specialist Regulatory Advocates (HSE and Environment Agency).

Before being called to the Bar in 2003, Emmaline spent seven years working for a US Investment Bank having joined on the graduate scheme.

Planning - "Respected as a strong junior in the field who has broad experience of inquiries, enforcement matters and High Court challenges. She represents a diverse range of clients, including developers and third parties, and is routinely instructed to represent local authorities in planning inquiries and appeals. She is experienced in planning cases involving numerous sensitive environmental issues. Strengths: "She has a very good, practical sense of what works, good planning knowledge and a good style with the inspectors." Chambers and Partners 2021

"Ms Lambert is very knowledgeable, approachable and personable. I look forward to being able to work with Ms Lambert as I know my case will in safe hands and I know how thorough her advice is. I like her fair but firm style of advocacy in court, too." Legal 500 2021

"She is a dedicated, hard-working and diligent counsel who at the same time is friendly and easy to work with." "Her advice is very useful and pragmatic." Chambers and Partners 2020

"Very experienced in health and safety prosecutions" Legal 500 2020

"Approachable and well prepared, she performs well in court" Legal 500 2020

"She is a very effective advocate with a nice cross-examination style."Chambers and Partners 2019

"She is singularly impressive in her dedication to the client." The Legal 500 2018

"Very engaging style, and very popular." The Legal 500 2018

"Respected as a strong junior in the field". Chambers and Partners 2017

"She is helpful, practical and down to earth, with expert knowledge." The Legal 500 2017

"She swiftly turns around excellent paperwork in urgent circumstances." The Legal 500 2017

"She is calm and focused ...[clients are] impressed by her client care and attention. She has the ability to see issues others haven't thought of". Chambers and Partners 2017

"Impressive in her dedication to clients facing exceptional difficulties". The Legal 500 2016

"Extremely personable, very easy to get on with, and fiercely defends clients". The Legal 500 2015


Planning and environmental work represents a significant part of Emmaline's practice. She is ranked as a leading junior in Planning in the most recent editions of Chambers and Partners and Legal 500.

Emmaline now regularly appears in planning inquiries. Recently she has appeared in several planning inquiries relating to large housing appeals acting for both local authorities and appellants. She has also acted for a housing developer in a local plan hearing and represented local authorities in enforcement proceedings from planning appeals to injunctions and criminal proceedings resulting in confiscation orders. Emmaline is currently instructed in relation to POCA proceedings in two separate cases brought by the London Borough of Hounslow.

She is currently instructed She is regularly instructed to assist prosecuting authorities at the earliest point to consider the evidence and to draft charges. She is currently instructed to represent West Berkshire District Council in a called-in inquiry relating to its refusal to grant outline planning permission for 1000 homes at Sandleford Park. She is also instructed by Tunbridge Wells Borough Council in relation to two large housing inquiries later in 2021.

Notable cases include:

  • Junior counsel in the case of Sanger and Sanger v London Borough of Newham [2014] EWHC 1922 (Admin) (reported at [2014] 2 Cr. App. R. 27 [2014] 2 P. & C.R. 16 and J.P.L. 2014), in which she has been involved since the first trial in 2011. She also acted for the Council in the Proceeds of Crime Act proceedings in the Crown Court.
  • Junior counsel acting for the London Borough of Enfield in Koumis v Secretary of State for Communities and Local Government [2014] EWCA Civ 1723 regarding whether an erroneous notice under s.173A of the 1990 Act, purporting to vary an existing valid enforcement notice, rendered the enforcement notice a nullity.
  • Emmaline represented the London Borough of Hackney in R (on the application of Nicholas Perry) v Hackney LBC and Newmark Properties (SN) LLP and Sainsbury's Supermarkets Ltd [2014] P.T.S.R D30, and [2014] JP.L. 1329 regarding the remit of confidentiality in financial viability appraisals provided to a local planning authority.
  • Emmaline acted for Ashford Borough Council in the case of R (oao Camilla Swire) v Ashford Borough Council [2021] EWHC 702 (Admin) in which the Council had issued a lawful negative screening opinion but the grant of planning permission for a winery in the AONB was challenged; there had to be a change in circumstances after the screening opinion and that change had to be rationally capable of leading to a change in the view that the development was not EIA development for an issue under regulation 3 to arise.


Emmaline Lambert joins Cornerstone Barristers
Cornerstone Barristers is pleased to announce that Emmaline Lambert has joined Chambers from September 2017.Emmaline specialises in planning, environmental, regulatory crime and public law. She is ranked as a leading....


Zoom webinar - A practical guide to giving evidence at planning inquiries

Cornerstone Barristers invite you to our latest planning webinar. Aimed at experts across all fields, in both the public and private sectors, we will offer training on:

  • Your duties as an expert....

  • Annual Planning Day 2019 - Practical Answers

    Aimed at planning consultants and developers, the conference will specifically focus on providing practical answers to the biggest questions in planning law, as well as a look at what the....


    Emmaline regularly appears in both Magistrates' Courts and Crown Courts representing prosecuting authorities and defendants in several areas of regulatory crime including Trade and Consumer Protection, Health and Safety, Food Safety and Environmental law (including Statutory Nuisance).

    Emmaline is recommended as a leading junior in Health and Safety in recent editions of The Legal 500.

    She is appointed to the Panel of Specialist Regulatory Advocates for the Health and Safety Executive (HSE) and the Environment Agency.

    Recently she successfully prosecuted Bellway homes, Poundland and Kier MG and defended an escalator company in respect of health and safety offences. She was junior counsel in representing one of the world's leading oil companies on the regulatory consequences of the Buncefield Terminal explosion.

    Recently Emmaline acted for the HSE in proceedings relating to a fatality of an employee at work. She has recently represented the HSE in the Court of Appeal in relation to two separate cases in which the sentence has been appealed. 

    Recent environmental work has included prosecution of a company for waste offences on behalf of the Environment Agency and representation of a waste company served with a revocation notice. She is currently involved in two planning prosecutions brought by local planning authorities.


    Emmaline's experience in public law covers a wide range of work including highways, housing, anti-social behaviour, licensing and homelessness and she has acted for local authorities in section 204 appeals.

    She has been instructed by two local authorities in relation to disciplinary proceedings under the Local Authorities (Standing Orders) (England) Regulations 2001.

    Emmaline is regularly instructed to settle proceedings and appear in judicial review proceedings. She has recently successfully defended Hertfordshire County Council in JR proceedings brought by two claimants including Tarmac Ltd, Ashford Borough Council in relation to a planning permission it granted for a winery in the AONB (R (oao Camilla Swire) v Ashford Borough Council [2021] EWHC 702 (Admin)).

    Emmaline has recently successfully acted for West Berkshire District Council in defending challenges to a Neighbourhood Plan, a Housing Site Allocations DPD and to two appeal decisions of the Secretary of State. She has also recently acted for an Interested Party in defence of an Inspector's decision letter challenged by the relevant local authority.

    Speaker at RTPI Legal Update Conference on 'Planning Enforcement' (2016)

    Officer training seminar for local authority on 'Preparing for and Giving Evidence at Inquiries' (2016)

    Half-day officer training seminar for local authority on Planning Enforcement (2016)

    Seminar on 'Preparing for and Giving Evidence at Inquiries' for national firm of planning consultants (2016)

    Speaker at Lawyers in Local Government Conference on 'Planning Enforcement' (2017)

    • Member of Planning and Environmental Bar Association
    • Member of the South East Circuit
    • Member of Middle Temple
    • Member of UK Environmental Law Association
    • Member of the Compulsory Purchase Association

    News: Planning and Environment

    Emmaline Lambert joins Cornerstone Barristers

    11th September 2017

    Cornerstone Barristers is pleased to announce that Emmaline Lambert has joined Chambers from September 2017.Emmaline specialises in planning, environmental, regulatory crime and public law. She is ranked as a leading....