17 services · Sussex & Surrey
Residential
Extensions, conversions and whole-home projects for homeowners, with site visits across West Sussex, East Sussex and Surrey.
Extensions
Outline Planning Application Services
Establish the Principle and Value of Your Land. Nationwide.
Why Landowners Choose ArchEvolve for Outline Planning Applications
An outline consent is only as valuable as the parameters it secures. ArchEvolve is MCIAT-chartered, tests capacity in a 3D model before you apply and fixes only what helps the case, keeping flexibility for detailed design and for future buyers.
- 15 years of experience
- 350 planning approvals secured
- 500 projects completed
- Revit 3D modelling as standard
- MCIAT-chartered accreditation
Our services
Outline Applications and Related Services
Before applying, a development site appraisal or housing development feasibility study tests what the land can take. After approval, the detail follows through reserved matters applications. For choosing between outline, full and hybrid routes, see planning applications for property developers.
20 services · Nationwide
Developers & Commercial
Planning and technical design for developers and commercial clients across England.
Developer services
Site & feasibility
15 services · Homeowners and developers
Planning & Drawings
From the first feasibility check to construction drawings, in the order a project needs them.
01Feasibility & survey
02Planning
03Technical & construction
Outline Planning: Securing the Principle First
Our outline planning application services secure permission in principle for development on your land while leaving the detailed design for later. In England, an outline application can reserve some or all of five matters: access, appearance, landscaping, layout and scale. Approval establishes that the use and amount of development are acceptable, which can support a land sale or funding before full design costs are committed.
Common challenges
- Uncertainty about whether the council accepts development on the land
- Not knowing how many homes the site can realistically hold
- Councils asking for more detail than the outline route intends
- Illustrative layouts that later tie the scheme to a poor design
- Site access questioned by the highway authority
- Buyers and lenders discounting consents with vague parameters
How ArchEvolve solves them
- Policy case built around the local plan and allocation status
- Capacity tested in 3D with realistic density and unit mix
- Early agreement with the officer on which matters are reserved
- Illustrative layout presented as one workable option, not a fixed design
- Access points and visibility shown clearly on the submitted plans
- Parameter plans fixing heights, developable area and maximum unit numbers
How an ArchEvolve Project Works
Our outline planning process builds a clear case for development on your land in seven focused stages.
Free Consultation
We discuss the land, your goals for it and whether outline, full or hybrid permission suits your plans, over Teams or on site. Free, no obligation.
Site and Policy Review
We review the local plan, allocations, planning history and constraints such as flooding, heritage, trees and access that shape what the council will accept.
Capacity Testing
We test layouts and densities in a 3D Revit model to establish a realistic number of homes and building heights for the site.
Matters to Reserve
We agree which of access, appearance, landscaping, layout and scale to reserve, balancing flexibility against what the council needs to decide.
Parameter and Illustrative Plans
We produce the location plan, parameter plans and an illustrative layout with Enscape views showing how development could work within those parameters.
Supporting Documents
We prepare the design and access statement and coordinate specialist reports, such as transport, ecology, drainage and flood risk, needed for validation.
Submission and Liaison
We submit the application, respond to officers and consultees, and negotiate conditions so the consent leaves room for the reserved matters stage.
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Outline Planning Applications Across the UK
Outline Schemes Tested in 3D Before Parameters Are Fixed
Outline parameters are often set from flat sketches, then fail at detailed design. ArchEvolve tests heights, massing and layout in Revit and renders them in Enscape, so the consent reflects a scheme that genuinely fits the site.
3D Visualisations Included
Enscape views of the illustrative scheme help councils, landowners and buyers understand what the outline consent could deliver on the land.
Validation-Ready Submissions
Plans, statements and reports are checked against your council's local validation list, so the outline application is registered without avoidable delay.
National Planning Knowledge
ArchEvolve prepares outline applications for landowners and developers anywhere in the UK, working remotely over Teams with site visits when helpful.
End-to-End Service
Alex Page leads your outline application personally and can carry the same model forward into reserved matters and technical design.
Outline Planning Applications Delivered UK-Wide
We prepare outline planning applications for landowners, promoters and property developers anywhere in the UK, working remotely over Teams, with site visits optional.
What is an outline planning application?
It asks whether development is acceptable in principle, with some or all details reserved for later approval. It suits landowners and developers who want certainty on use and quantity before investing in detailed design.
What do your outline planning application services include?
A site and policy review, capacity testing in 3D, parameter plans, an illustrative layout, the design and access statement, coordination of specialist reports, submission and liaison with officers and consultees through to decision.
What are reserved matters?
Reserved matters are the details left out of an outline application: access, appearance, landscaping, layout and scale. They are approved later through reserved matters applications, which must stay within the outline consent.
How long does outline planning permission last?
By default in England, reserved matters must be applied for within three years of outline approval, and development must begin within two years of the final reserved matters approval. Councils can set different time limits by condition.
Does outline permission help sell land?
Outline consent shows a buyer that the principle of development is settled, which usually makes land easier to sell or fund. The clarity of the parameters matters too, because buyers value consents that are realistic to build within.
Does an outline application need drawings?
Yes, though fewer than a full application. A location plan is always needed and, even with access reserved, the application must indicate where access points will be. Parameter plans and an illustrative layout are usually expected for housing.
Should I choose outline or full planning?
Outline suits land sales, uncertain markets and sites where the principle is the main risk. Full planning suits developers ready to build a fixed design. Our page on planning applications for property developers compares the routes, including hybrid applications.
Do you work on sites outside England?
Yes, we work with developers across the UK remotely. Scotland and Northern Ireland have their own planning systems and terminology, so we confirm the correct route and requirements for each site at the start.
Frequently Asked Questions
Start Your Outline Planning Application Today
Free initial consultation for landowners and developers UK-wide. Tell us about your site and what you want to achieve.
