Thea is a specialist planning and environmental law practitioner and regularly advises a wide range of clients including land promoters, developers, commercial clients, local planning authorities and other interested parties. Thea is consistently rated by Planning Magazine as one of the top planning juniors.
Chambers and Partners comment that Thea is:
“Really good with clients, really good on her feet and exceptional with detail. Her work ethic is brilliant.” “Incredibly thorough, incredibly focused and also a very engaging person. A great advocate.” Thea is ranked in Band 1 for Planning.
Thea has a strong Inquiry practice and is regularly instructed to appear in High Court matters on behalf of Claimants and Defendants and has extensive experience of advising, drafting and advocacy in judicial review and section 288 and 289 claims.
Thea is familiar with the procedural requirements of High Court litigation, and the relevant costs provisions. Thea has considerable experience in advising on costs protection and the application of the Aarhus Convention. In 2018, Thea was appointed to the Attorney General’s C Panel of Counsel (London) and regularly appears in the High Court.
Planning Hearings, Inquiries and Examinations
Thea is an experienced Inquiry practitioner, often appearing at multi-week Inquiries on behalf of land promoters, and developers. Thea advises on a broad spectrum of planning related matters including appeal strategy and site promotion through local plan examinations. Thea has appeared at over 100 Planning Inquiries and Hearings.
Thea has extensive experience in local plan examinations.
Thea regularly advises land promoters and developers on the promotion of sites through the local plan process, as well as on issues such as green belt review. Thea was involved in the Coventry Core Strategy and appeared at the Warwick Local Plan Examination. Thea represented a land promoter at the Examination into the soundness of North Somerset’s Consequential Changes to Policies following a successful Judicial Review, and at the Huntingdonshire Local Plan Examination on behalf of Larkfleet Homes.
Thea appeared at the Examination of the Kingswood Neighbourhood Development Plan and has drafted representations for the King’s Lynn and West Norfolk Local Plan. Thea has advised in relation to the Cornwall Site Allocations DPD, and was involved in the Rushcliffe Local Plan Part 2, the North Warwickshire Local Plan, and the South Staffordshire Local Plan Review.
Thea appeared at the West of England Joint Spatial Plan Examination on behalf of Persimmon, to make submissions on the Sustainability Appraisal of the Plan’s preferred strategy. Thea has also been taking part in the examination of the Wrexham Local Plan.
Thea has extensive experience of section 78 appeals and has appeared at more than 100 planning Inquiries and hearings in England and Wales. Thea deals with a wide range of issues including heritage, landscape and character, transport, drainage, ecology, locational sustainability and environmental impact.
Thea has recently secured permission for several homes including 380 dwelling in Pocklington and 150 in Swanland following a joint Inquiry in the East Riding of Yorkshire, 830 dwellings in Maghull, Sefton, 110 dwellings in Holt, North Norfolk, 76 dwellings in Wrexham, and 55 dwellings in Stoke Golding.
Thea has a particular interest in heritage issues and believes that early advice is crucial to ensure that impacts are properly considered within the statutory and policy framework.
Thea is often instructed to review documents prior to application and considers this a valuable service that all developers should consider using for more complex and/or EIA development.
Thea also has a keen interest in the Habitats Regulations and advised extensively on the implications of People Over Wind, Peter Sweetman v Coillte Teoranta C-323/17. Thea was also involved in ClientEarth’s challenge to the Conservation of Habitats and Species (Amendment) (EU Exit) Regulations 2019, acting on behalf of the Secretary of State.
Thea has acted for promoters and objectors of a wind farm and solar development. Given the scale of renewable energy development landscape impacts and potential harm to the historic environment are common issues. Moreover, environmental impact, protection of European protected species and the Habitats Directive are also issues that often need to be addressed. Projects include the following:
- Llaithddu Wind Farm Promoting a 27 turbine scheme in the context of a conjoined s36 Inquiry together with 5 sites and related grid connection works.
- Mynydd y Gwynt Promoting a nationally significant infrastructure project for up to 27 turbines - a decision is pending.
- Hemswell Cliff Wind Farm Thea acted on behalf of a local residents group – VOCAT in objecting to the scheme on
heritage, archaeology and landscaped grounds. The appeal was refused after the introduction of the new planning practise guidance because the scheme was found not to have community backing. The Secretary of State refused permission, accepting the recommendation of the Inspector. APP/B3030/W115/3003130
- Churchover Wind Farm Acting on behalf of the Parish Council objecting to a scheme of 3 turbines on heritage and landscaped grounds. The decision considered arguments on the recent PPG and the meaning of “community backing” featured heavily in both the evidence and the submissions. APP/E3715/A/14/2227479
- Griffe Grange Wind Farm (APP/P1045/W/15/3130874) Thea acted on behalf of Derbyshire Dales District Council in resisting a three turbine wind farm scheme. The issue included heritage (listed building, conservation area and scheduled ancient monuments), and the impact on the National Park.
Section 106 contributions, development viability and the application of the CIL Regulations
Thea has advised a range of clients on the applicability of the Regulations to specific contributions, and on the wording of 106 Agreements / Unilateral undertakings. Thea appeared in front of the CIL Review Panel chaired by Liz Peace, on behalf of the National Police Chief’s Council to discuss how the CIL regime has impacted and was likely to impact the delivery of infrastructure in future. The Report of the Panel was published alongside the Housing White Paper and recommended that the Community Infrastructure Levy (CIL) should be replaced with a ‘hybrid system’ of a low-level tariff for all developments and section 106 for larger developments.
Thea spoke at the 2018 National Conference of the Planning and Environmental Bar Association Annual conference on the topic of CIL Reform.
Compulsory Purchase (CPO)
Thea has advised objectors on a range of CPO issues. Recently Thea has acted on behalf of landowners affected by the M54 to M6 Link Road, advising extensively on the compulsory acquisition of land required for the project and ecological mitigation, and in respect of the terms of the draft Development Consent Order. Thea has also advised Coventry City Council in respect of the Spon End CPO.
Thea regularly appears at Enforcement Inquiries and understands the importance of early involvement to assists both local authorities and appellants in what can be a very complex process. In particular, Thea often advises on the principles enunciated in the case of Ahmed v Secretary of State for Communities and Local Government  EWCA Civ 566 and the availability of obvious alternatives.
Thea writes and regularly presents papers at seminars and conferences both on behalf of the planning group and when invited by clients to do so. Recently, Thea has delivered training to MHCLG and also the Planning Inspectorate at the annual conference.
Thea is involved in training professional witnesses on behalf of a number of clients and together with other members of Chambers, has carried out mock Inquiries to offer the experience to those who have not given evidence before. Please contact firstname.lastname@example.org for more information.
In 2018, Thea was invited to speak at the PEBA National Conference on the top of CIL and section 106 Contributions.
"She offers detailed and commercially focused advice delivered with empathy and flair." "She clearly understands her subject and the case in hand such that she is able to expertly guide a judge through the papers with concise elegance."
Chambers UK 2022
"Thea works to a very high standard of professionalism – she is extremely approachable, down to earth, friendly and easy to deal with. The advice given is clear, considered, incisive and expert."
Legal 500 2022
“An exceptional junior and easy to deal with.”
Chambers UK 2021
“Methodical, very sharp and quick to resolve or see a way around issues.” “Extremely bright, efficient and proactive.”
Chambers UK 2020
“Really good with clients, really good on her feet and exceptional with detail. Her work ethic is brilliant.” “Incredibly thorough, incredibly focused and also a very engaging person. A great advocate.”
Chambers UK 2019
DLA Delivery Ltd v Baroness Cumberlege of Newick  EWCA Civ 1305
West Oxfordshire District Council v Secretary of State for Communities and Local Government  EWHC 3065 (Admin)
Jelson Ltd v Secretary of State for Communities and Local Government  EWCA Civ 24
Nottingham City Council v Secretary of State for Communities and Local Government  EWHC 2243 (Admin)
R. (on the application of Save Britain’s Heritage) v Liverpool City Council  EWCA Civ 806
Save our Green Hills Community Ground v Secretary of State for Communities and Local Government  EWHC 1929 (Admin)
Jelson Ltd v Secretary of State for Communities and Local Government  EWHC 2979 (Admin)
Shropshire Council v Secretary of State for Communities and Local Government  EWHC 2733 (Admin)
Pertemps Investments Ltd v Secretary of State for Communities and Local Government  EWHC 2308 (Admin)
R(on the application of Hayes) v Wychavon DC  EWHC 1987 (Admin)
R (on the application of Leicestershire Police and Crime Commissioner) v Blaby DC  EWHC 1719 (Admin)
In addition, Thea has been involved in a number of challenges that have resolved prior to substantive hearings, and is happy to advise on seeking early and effective resolutions in such matters. Examples include:
Malvern Hills District Council v Secretary of State for Communities and Local Government (2017)
Secured consent Order quashing permission on behalf of the Council on the basis that the Inspector misinterpreted a recently adopted Local Plan policy.
Amott v Secretary of State for Communities and Local Government (2017)
Resisted permission on behalf of developer client who secured planning permission for residential development following a section 78 appeal.
Bennett v Derbyshire Dales District Council (2018)
Successfully resisted a challenge to the grant of planning permission by the LPA for a mixed commercial / housing development.
Edward Blake Limited v Secretary of State for Communities and Local Government (2018). Thea was successful in challenging the decision of an Inspector (APP/C1625/W/17/3177291) to refuse permission for the demolition of Prinknash Abbey to accommodate new residential development. The Secretary of State consented to Judgment.
The Lord Slynn of Hadley UK Environmental Law Moot 2011, Winner
Major Scholarship, Inner Temple (2009)
Duke of Edinburgh Entrance Award, Inner Temple (2009)
University of Warwick Law School Prize for Best Overall Performance (2008, 2009)
LLB, First Class, University of Warwick
BVC College of Law