What Happens After Planning Permission Is Approved?
For many homeowners, receiving planning approval can feel like the finish line of a residential project.
In reality, planning permission is often only one stage within a much wider design and construction process.
Once planning approval has been secured, projects usually move into a more technical phase involving Building Regulations drawings, structural coordination and construction preparation before work can begin on site.
Understanding these next stages early on can help homeowners feel much more prepared and confident as projects progress toward construction.
Planning Permission Is Only One Part of the Process
Planning approval focuses primarily on whether the proposal is acceptable from a planning perspective in terms of:
Scale and appearance
Impact on neighbouring properties
Relationship to the surrounding area
Compliance with planning policy
Planning drawings are therefore generally focused on communicating the overall design proposal rather than the technical construction details required to build it.
The Next Stage Is Usually Building Regulations Drawings
Once planning approval has been secured — or where planning permission is not required — most residential projects will then progress into a technical design stage.
This usually involves preparing detailed Building Regulations drawings for:
Building Control approval
Construction purposes
Coordination with builders and structural engineers
These drawings are significantly more detailed than planning drawings and form the technical foundation for the build itself.
What Do Building Regulations Drawings Include?
Technical drawing packages often include:
Construction sections
Insulation specifications
Structural coordination
Drainage information
Technical junction details
Roof and floor build-ups
Compliance information
These drawings help ensure the project can be constructed safely and compliantly in line with current Building Regulations standards.
Structural Engineering Coordination
Many residential projects also require structural engineering input at this stage, particularly where:
Load-bearing walls are removed
Steel beams are introduced
Loft conversions are involved
Large openings are created
Foundations require assessment
Structural calculations and supporting information are typically coordinated into the wider technical package before submission to Building Control.
Building Control Approval
Before construction begins, the technical drawings are usually submitted to Building Control for approval.
Building Control is responsible for assessing whether the proposed construction complies with current Building Regulations standards covering areas such as:
Structural safety
Fire protection
Thermal performance
Drainage
Ventilation
Accessibility
Approval may be obtained either through the local authority or an approved inspector.
Choosing a Builder
Many homeowners also begin speaking to builders once planning approval has been secured and technical drawings are progressing.
Detailed Building Regulations drawings are particularly important at this stage because they provide builders with much clearer information for pricing and construction.
This often helps reduce uncertainty, misunderstandings and unexpected costs later in the build process.
Other Considerations Before Construction
Depending on the project, there may also be additional matters to consider before works begin, including:
Party wall notices
Build-over agreements
Structural surveys
Temporary accommodation arrangements
Access and logistics planning
Thinking through these practical considerations early on can often make construction feel significantly more manageable later.
Preparing for Construction Properly
One of the most valuable parts of the process after planning approval is ensuring the project is fully coordinated and technically resolved before work begins on site.
Projects that are carefully considered and coordinated early on often progress far more smoothly during construction itself.
Moving From Design Into Construction
For many homeowners, the transition between planning approval and technical design is often where projects begin to feel much more real and tangible.
At Downland Studio, projects are approached collaboratively and practically, helping homeowners across Worthing, West Sussex and the South Coast navigate the process clearly from initial ideas through to construction-ready technical drawings.
If you’re considering extending or altering your home and would like some honest advice before getting started, feel free to get in touch for an informal conversation.