What is a Lawful Development Certificate?
A Lawful Development Certificate provides legal confirmation that an existing or proposed use or development is lawful under planning legislation.
Frequently Asked Questions
Browse our FAQs or filter by service or sector.
A planning consultancy provides expert advice to help developers, landowners, businesses and public sector organisations navigate the planning system. At Black Box Planning, we offer strategic planning advice, prepare and manage planning applications, coordinate specialist consultants and work with local authorities to maximise the chances of a successful planning outcome.
The earlier a planning consultant is involved, the better. Whether you’re promoting strategic land, considering a development opportunity or preparing a planning application, early planning advice can identify potential constraints, reduce risk and help shape a strategy that saves time and cost later in the process.
Yes. We manage planning applications for a wide range of residential, commercial and mixed-use developments across the South West and nationally. From initial feasibility studies and planning appraisals through to submission, negotiation and appeals, we guide clients through every stage of the planning process.
We work across a broad range of sectors including residential development, strategic land, commercial and employment, tourism and leisure, renewable energy, telecommunications, healthcare, education, heritage and rural projects. Our team supports projects ranging from individual planning applications to large-scale strategic developments.
Yes. With offices in Bristol and Exeter, Black Box Planning works with clients and projects across England, Wales and Scotland. Our work has enabled us to build strong relationships with Local Planning Authorities across the country, alongside an extensive network of trusted industry contacts. We combine this with a detailed understanding of Local Plans, planning policy and the opportunities and challenges presented by each area.
Take a look at our project map to see where we’re currently working across the country.
The planning system can be complex, and getting the right advice from the outset can save considerable time and cost. Without specialist planning advice, mistakes or missed opportunities early in the process can lead to unnecessary delays, additional expense or, ultimately, an unsuccessful application.
At Black Box Planning, we identify potential issues early, develop the right planning strategy and guide projects efficiently through the planning process. We work collaboratively with our clients, Local Planning Authorities, architects and other specialist consultants to navigate challenges and achieve the best possible outcome.
- All
- Community Consultation & Stakeholder Engagement
- Expert Witness & Planning Appeals
- Land Purchase & Board Reports
- Lawful Development Certificates & Change of Use
- Planning Applications
- Planning Prospects Appraisals
- Planning Strategy Reports
- Political Research & Engagement
- Project Management & EIA Co-ordination
- Strategic Land Promotion
A planning prospects appraisal provides an independent assessment of a site’s development potential, helping you understand planning opportunities, constraints and risks before committing to a purchase.
Our appraisal reviews planning policy, planning history, site constraints, surrounding land uses and the likelihood of obtaining planning permission, together with clear recommendations.
Developers, landowners, investors and businesses considering land acquisition or development all benefit from understanding planning risk before investing.
A planning project manager coordinates architects, engineers, environmental consultants and other specialists to ensure planning projects progress efficiently and meet key deadlines.
An EIA is required for certain large or environmentally sensitive developments where the likely environmental effects must be assessed before planning permission is granted.
Yes. We act as the lead planning consultant, managing multidisciplinary teams and ensuring all technical reports are prepared and submitted as part of a coordinated planning application.
A planning strategy report provides a clear roadmap for your project, identifying planning risks, opportunities and the most effective route to obtaining planning permission.
Ideally before purchasing land, appointing a design team or preparing a planning application so that key planning issues can be identified early.
Yes. A well-prepared planning strategy helps address potential issues early and ensures proposals align with national and local planning policy.
We prepare planning applications for residential, commercial, agricultural, mixed-use, rural and strategic developments across the UK.
Timescales vary depending on the type and complexity of the development, but we guide clients through every stage from initial advice to the final planning decision.
Yes. We liaise directly with planning officers throughout the application process to resolve issues and maximise the chances of securing planning permission.
Yes. If planning permission is refused, you may be able to submit a planning appeal depending on the circumstances and the reasons for refusal.
We represent clients through Written Representations, Informal Hearings and Public Inquiries, providing expert planning evidence throughout.
An expert witness prepares professional planning evidence, represents clients during appeals and provides independent planning opinions where required.
Strategic land promotion involves securing future development opportunities by promoting land through the Local Plan and Development Plan process.
Strategic promotion is typically a long-term process and may take several years, depending on the Local Planning Authority’s plan-making timetable.
Securing a site allocation through the Local Plan can significantly increase development opportunities and land value.
Planning due diligence identifies planning risks, policy constraints and development opportunities before land is purchased, helping reduce investment risk.
Reports typically include planning history, policy analysis, site constraints, development potential and strategic planning recommendations.
Board reports are commonly commissioned by developers, investors, businesses and institutional land buyers making strategic investment decisions.
Understanding local political priorities can help shape stronger development proposals and improve engagement with decision-makers.
Early political engagement often identifies opportunities, concerns and local priorities that can strengthen planning strategies.
Where appropriate, we engage with elected members and other stakeholders to support constructive dialogue throughout the planning process.
Effective consultation helps identify local concerns, build trust and demonstrate meaningful engagement before submitting a planning application.
We organise public exhibitions, stakeholder meetings, online consultations and community engagement events for developments of all sizes.
Early engagement often helps refine proposals and address concerns before formal planning applications are submitted.
Some changes of use require planning permission, while others may be permitted development. We can advise on the most appropriate route.
Yes. We prepare applications, compile supporting evidence and liaise with Local Planning Authorities to secure Lawful Development Certificates and Change of Use approvals.
- All
- Government & Local Authorities
- Rural & Heritage
- Commercial & Employment
- Tourism & Leisure
- Healthcare, Education & Community
- Telecomms & Renewables
- Strategic Land
- Residential
Strategic land promotion is the process of identifying land with future development potential and promoting it through the planning system, often with the aim of securing an allocation within a Local Plan before submitting a planning application.
We assess the site’s potential, prepare Local Plan representations and supporting evidence, engage with the Local Planning Authority and, where appropriate, represent clients through the Local Plan examination process.
Ideally, a planning appraisal should be undertaken at the earliest opportunity. It can identify development potential, policy considerations and constraints before significant money is invested in promotion, design or technical work.
We provide planning appraisals, strategy advice, pre-application support, planning applications, consultant coordination, strategic land promotion and planning appeal services for residential developments of all scales.
Yes. We assess planning policy, housing requirements, site constraints, planning history and development potential to help landowners and developers understand whether a site has realistic prospects for residential development.
Yes. We can review the reasons for refusal, advise on the strength of the planning case and recommend whether to amend and resubmit the scheme or pursue a planning appeal.
Many renewable energy developments require planning permission or another form of consent. Requirements depend on the technology, scale, location and potential impacts of the proposed development.
Yes. We can advise from initial site appraisal and planning strategy through to consultant coordination, stakeholder engagement and submission and negotiation of the planning application.
Yes. We provide planning advice for telecommunications and digital connectivity infrastructure, helping clients navigate policy requirements and secure the necessary planning approvals.
Yes. We can support new schools, extensions and redevelopment projects from initial planning appraisal and pre-application discussions through to planning submission and determination.
Common considerations include access, parking, transport, design, neighbouring uses, operational requirements and local planning policy. We identify these issues early and develop an appropriate planning strategy.
Yes. We can coordinate engagement with Local Planning Authorities, stakeholders and local communities to help identify concerns early and support the development of well-considered proposals.
Planning permission is often required for new accommodation, buildings, facilities or material changes of use. We can establish what consent is needed and advise on the most appropriate planning strategy.
Yes. We can assess the planning potential of a site, advise on policy and constraints and manage the planning application and supporting consultant team.
Yes. We advise hospitality and leisure operators on extensions, new facilities, changes of use, redevelopment and other projects designed to support business growth.
We advise on industrial, logistics, office, retail, business park, employment and mixed-use developments, including both new development and the expansion or redevelopment of existing premises.
Yes. We can assess planning policy, existing allocations, site constraints, accessibility, planning history and local employment requirements to determine a site’s potential.
Yes. We can manage the planning process from initial appraisal and strategy through to consultant coordination, application submission, negotiation with the Local Planning Authority and determination.
In some circumstances agricultural buildings can be converted under permitted development rights, while other proposals require planning permission. We can assess the building, proposed use and planning context and advise on the appropriate route.
Yes. We advise on development affecting listed buildings and other heritage assets, working alongside conservation and heritage specialists where necessary to establish a robust planning case.
Development is often subject to additional scrutiny regarding design, character, landscape and heritage impact. Early planning advice can help identify these considerations and shape proposals accordingly.
We can provide additional planning capacity across development management, casework, planning policy, research, strategic planning and specialist projects, depending on an authority’s requirements.
Yes. We can provide flexible professional planning support to help Local Authorities manage additional workloads, specific projects or gaps in internal capacity.
Yes. We can provide tailored planning advice and training for Local Authorities and other public sector organisations, focusing on relevant planning processes, policy and practical issues.
