Expert House Extension Plans & Drawings in Essex

Do you need planning drawings for your home extension project?

If so, we provide professional,  architectural drawings tailored specifically for homeowners across Essex. Using advanced LiDAR 3D scanning technology, we ensure precision from the start, bringing your home extension project to life.

Extension Plans

Expert House Extension Plans & Drawings in Essex

Do you need planning drawings for your home extension project?

If so, we provide professional,  architectural drawings tailored specifically for homeowners across Essex. Using advanced LiDAR 3D scanning technology, we ensure precision from the start, bringing your home extension project to life.

Why Choose SurvEssex?

  • LiDAR 3D Scanning: Accurate measurements and detailed 3D scans of your home for perfect results.

  • Face-to-Face Meetings: Meet directly with your designer at your home, not just online.

  • 100% Fixed Rates: Transparent, upfront fees with no hidden costs, guaranteed.

  • Unlimited Revisions: We ensure your plans are exactly right with unlimited adjustments.

  • Complete Admin Support: Our dedicated admin team handles all council forms, submissions, and correspondence, making the process stress-free.

Introducing Extension Plans The Easy Way

  1. Request a Quote: Easy online or telephone inquiry.
  2. Book Your Survey: Schedule a convenient time for your LiDAR 3D home survey.
  3. Receive Your Drawings: Typically within just 10 working days.
  4. Approve Your Plans: Review and approve your design—we handle the council submissions.
  5. Council Approvals & Build: Receive your approvals, then confidently instruct your builder.

🏗️ The Planning Stage for House Extensions in Essex

Before any construction begins, it’s essential to ensure your extension is legally approved. At SurvEssex, we handle all aspects of the planning process, guiding Essex homeowners through every type of planning application. Whether you’re building under permitted development rights or need householder planning permission, our expert team prepares and submits everything for you. We make planning permission in Essex simple, efficient, and stress-free.

Permitted Development Application

Permitted Development (PD) allows you to carry out certain types of home extensions without the need for a full planning application. This includes smaller rear extensions, loft conversions, and outbuildings—provided they meet specific size, height, and location limits set out in national regulations.

  • When to use: If your proposed extension meets all criteria under PD rights (e.g., within 3m rear extension for terraced/semi, no front extensions, within height limits).

  • Why it’s useful: Faster approval times and no need for full planning permission.

We will check your property’s eligibility, create compliant extension drawings, and submit the necessary Lawful Development Certificate application to your local Essex council.

Householder Planning Application

If your extension does not qualify under permitted development—such as wrap-around extensions, side extensions, or larger rear extensions—you’ll need to apply for full Householder Planning Permission.

  • When to use: For larger projects, extensions to the front of the property, wrap-around extensions, or work on listed buildings/in conservation areas.

  • Includes: Scaled extension plans, design and access statements (if needed), and council submissions.

We create all architectural drawings and handle the submission, communication, and revisions required by the planning authority.

Prior Approval Application (Larger Home Extensions)

This application sits between permitted development and full planning permission. Under Neighbour Consultation Scheme, homeowners can build larger single-storey rear extensions (up to 6m for semis or 8m for detached homes) with Prior Approval.

  • When to use: For extensions that exceed standard PD limits but qualify under the larger home extension scheme.

  • Council Involvement: Local neighbours are notified and can object, but it’s still faster than full planning permission.

We prepare and submit the full prior approval package and handle all council and neighbour feedback.

🧱 Building Regulations Stage for House Extensions in Essex

Once your extension has planning approval (or is confirmed under permitted development), the next essential step is building regulations approval. This ensures your home extension meets all health, safety, energy efficiency, and structural standards set out in UK law.

We prepare detailed building regulations drawings, coordinate with building inspectors, and manage any additional requirements raised during inspections to ensure your project progresses smoothly.

Full Plans Application

The Full Plans Application is the most thorough approach to securing building regulations approval and is recommended for most home extensions in Essex.

  • When to use: For complex builds, structural alterations, or when full design plans are available in advance.

  • Process: We submit comprehensive extension plans to Building Control before construction. The plans are reviewed and approved upfront.

  • Advantages: Reduces the risk of issues during construction and provides peace of mind for both homeowners and builders.

A Full Plans Application is mandatory if your extension involves building over or near a public sewer (as a Build-Over Agreement is required), or if the works are high risk or involve significant structural elements.

Building Notice Application

A Building Notice is a quicker, more flexible option for straightforward extensions where plans may not be fully developed before construction begins.

  • When to use: For minor extensions or internal alterations that are simple and do not involve sewers or complex structures.

  • Limitations: Cannot be used if the project involves building over or near a public sewer or if precise upfront approval is required.

Inspections are carried out during construction, and compliance is confirmed on-site by the building inspector.

⚠️ Additional Building Control Requirements

Depending on your project, Building Control may request other documentation or services. These can include:

  • Build-Over Agreement: Required if your extension is built over or within 3 metres of a public sewer.

  • SAP Calculations: Needed if your design includes a high percentage of glazing (e.g., large bi-fold doors or roof lanterns), to demonstrate compliance with energy efficiency standards.

  • Structural Engineer’s Calculations: Often required for:

    • Large openings in structural walls

    • Roof lanterns or flat roof conversions

    • Specialist foundations (e.g., piles or ground beams)

    • Construction near mature trees or clay soil zones

  • Party Wall Notices: If you’re excavating within 3 metres of a neighbour’s structure or shared boundary, you may need to serve formal notice under the Party Wall Act.

We provide advice on all these requirements early in the design process and can assist our clients where additional specialist input is needed.

The Essex Extension Plans Drawn Near You!

The Planning Stage

Before any construction begins, it’s essential to ensure your extension is legally approved. At SurvEssex, we handle all aspects of the planning process, guiding Essex homeowners through every type of planning application. Whether you’re building under permitted development rights or need householder planning permission, our expert team prepares and submits everything for you. We make planning permission in Essex simple, efficient, and stress-free.

The Planning Stage

Before any construction begins, it’s essential to ensure your extension is legally approved. At SurvEssex, we handle all aspects of the planning process, guiding Essex homeowners through every type of planning application. Whether you’re building under permitted development rights or need householder planning permission, our expert team prepares and submits everything for you. We make planning permission in Essex simple, efficient, and stress-free.

We Make Measuring Effortless

No tape measures. No handheld lasers. We use LiDAR scanning technology — the same used in self-driving cars — to capture your home with millimetre precision. That means zero guesswork, zero stress, and a perfect foundation for your plans.

We create your Drawings

We turn your scan into ultra-precise, council-ready drawings — typically within 10 working days. The level of accuracy we provide is unrivalled by most traditional methods.

We Handle Everything Until You’re Approved

Our agents manage the entire application process — from submission to decision. We deal with the council on your behalf, so you don’t have to chase updates, respond to queries, or deal with any of the stress.

We Are Proudly Rated 5 Stars on Google

Kevin is flexible, listens to what has been asked. He is knowlegeable about ideas and suggestions and gives you leave options. The plans were clear to read and were done to a professional high standard. If you live in Essex and want a good value price then Kevin is the man to contact. My plans were submitted on Monday as the price is going out and they were done in a timely manner.
Deni Nygate
Essex, UK
Excellent service from Kev and Millie at Surv Essex. Would not hesitate to recommend them to anyone.
Elizabeth Szkolny
London, UK
Thank you Kev for making a stressful process much easier! We are very grateful for your time and help!
Charlotte Manson
Kent, UK

✅ What’s Included?

We don’t just draw up your ideas — we manage your whole planning package from start to finish:

  • LiDAR Scanned Survey — ultra-accurate digital measuring of your property

  • Existing & Proposed Floor Plans — clear, scaled drawings showing what’s there and what’s changing

  • Elevations, Sections & Roof Plans — formatted and presented to council standards

  • Site & Location Plans — OS-compliant and ready for submission

  • All Council Paperwork — we fill it in, deal with the council, and act as your planning agent

  • Unlimited Revisions Guarantee — if the council needs changes, we revise and resubmit for free

👷‍♂️ Who We Help

    • Homeowners planning single or double-storey extensions

    • Builders & tradespeople needing proper drawings to quote or start work

    • Architects who want someone else to handle measured surveys and plan packs

    • Developers & landlords extending or reconfiguring properties for resale or letting

📍 Based in Essex. Trusted Everywhere.

  • SurvDesign might be a new name, but our roots are right here in Essex. We’ve worked with every local planning department in the county — from Chelmsford to Southend, Colchester to Thurrock — and we know what they want.

    If you’ve used SurvEssex before, welcome back. If you’re new — welcome aboard. Either way, you’re in good hands.

SurvDesign

Building 13, Thames Enterprise Centre

Princess Margaret Road

East Tilbury

RM18 8RH

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