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Planning Permission Guide in Horsham: Rear Extension

April 24, 2024

If you're thinking about adding an extension to your property in Horsham, you might have questions about costs and planning permission for rear extensions.

This guide is here to help you understand the process better and explore various options for extending your home.

Do I Need Planning Permission in Horsham?

In Horsham, you can usually extend your property without planning permission under certain rules called "permitted development rights". However, these rules have limits:

  1. Size Limits: There are maximum sizes for extensions, like how far they can stick out from your house or how tall they can be.
  2. Location: If your property is in a special area like a conservation zone, there might be extra rules to follow to protect the area's look.
  3. Design: Your extension should fit in with your house and the area around it. If it looks out of place, you might need planning permission.
  4. Other Rules: Special properties like listed buildings or those in protected natural areas might have extra rules to follow.

Before you start your extension project, check with the local planning authority or an architect to ensure you're following the rules.

Applying for Planning Permission

If your rear extension project in Horsham doesn't qualify under permitted development rights, you must apply for planning permission. This process generally includes these steps:

1. Preparation of Plans and Documentation:

  • Prepare detailed plans and drawings of the proposed rear extension, including floor plans, elevations, and site location plans.
  • Compile any additional documentation required by the local planning authority. Such as a design and access statement or heritage impact assessment.

2. Submission of Application:

  • Complete the planning application form provided by the local planning authority.
  • Submit the application along with the required plans and documentation, ensuring all information is accurate and complete.

3. Application Review:

  • The local planning authority will review your application to ensure it complies with relevant regulations and policies.
  • They may consult with other departments or external stakeholders during the review process.

4. Consultation Period:

  • During a consultation period, neighbors and relevant parties may be notified and given a chance to comment on your application. The local planning authority will consider this feedback when making their decision.

5. Decision:

  • The local planning authority will decide on your application based on the information and planning policies. You'll get a notice stating if your application is approved, refused, or needs more details.

6. Appeal (if necessary):

  • If your application is refused, you have the right to appeal the decision to the Planning Inspectorate.
  • The appeal process involves submitting additional evidence and participating in a review conducted by an independent inspector.

7. Implementation:

  • If your planning application is approved, you can proceed with implementing your rear extension project, subject to any conditions specified in the decision notice.

Cost of Rear Extension in Horsham

1. Construction Costs:

  • Basic rear extension (e.g., single-story, standard materials): £20,000 - £40,000
  • Larger or more complex rear extension (e.g., double-story, bespoke design): £50,000 - £100,000+

2. Planning Application Fees:

  • Standard planning application fee: £206 (as of 2022)
  • Larger or more complex projects may incur higher fees.

3. Architect Fees:

  • Initial consultation and design: £1,500 - £3,000
  • Detailed plans and drawings: £2,000 - £5,000
  • Project management (optional): 10-15% of total construction cost

4. Permits and Inspections:

  • Building regulations application fee: £250 - £500
  • Structural engineer inspection: £500 - £1,000

5. Varied Expenses:

  • Site preparation and groundwork: £1,000 - £3,000
  • Contingency fund (10-20% of total project cost): £5,000 - £10,000

Total Estimated Cost Range:

  • Basic rear extension: £25,000 - £50,000
  • Larger or more complex rear extension: £60,000 - £150,000+

These figures are just estimates. Actual costs may vary depending on your project, market conditions, and other factors.

Feel free to ask any additional questions! STAAC can offer expert advice and assistance tailored to your specific project needs.

Types of Rear Extensions

Some common types include:

rear extension horsham

Single-Storey Extensions

Great for expanding kitchen or living areas, providing versatile space for family gatherings and entertaining.

Two-Storey Extensions

Two-Storey Extensions are perfect for those needing more bedrooms or office space. They offer flexibility to expand both ground floor and upper levels.

Wraparound Extensions

Wraparound Extensions wrap around the rear and side of a property. They maximize floor space and create a seamless indoor-outdoor transition.

Conservatories and Orangeries

Conservatories and orangeries are glazed extensions. They provide plenty of natural light and a connection to the garden, serving as peaceful retreats or stylish dining areas.

FAQs on Rear Extension Costs in Horsham

  1. How much does a rear extension cost in Horsham?

The cost of a rear extension can range from £20,000 to £100,000 or more, depending on various factors such as size, materials, and location.

  1. Do I need to budget for planning permission fees?

Yes, planning permission fees typically range from a few hundred to over a thousand pounds, depending on the nature and scale of your project.

  1. Are there any grants or finanancial assistance available for home extensions in Horsham?

While grants or incentives for energy-efficient home improvements exist, funding for rear extensions is usually limited. Still, it's worth checking local schemes for possible financial support.

  1. How long does it take to build a rear extension in Horsham?

The duration of the construction process can vary depending on the size and complexity of the extension. On average, a rear extension project can take anywhere from a few months to a year to complete.

Builders in Horsham: Choosing the Right Partner for Your Rear Extension

Starting a rear extension project needs skilled builders who understand local rules and can bring your vision to life.

Choosing the right builder means reliability, quality work, and sticking to deadlines are crucial. In Horsham, STAAC is a top choice for your garage conversion.

  • Local Expertise: With years of experience in Horsham, STAAC knows local rules inside out.
  • Quality Work: STAAC uses top materials and proven techniques, creating beautiful and functional spaces from garages.
  • On-Time Completion: They finish projects on time and within budget, causing minimal disruption and maximizing your investment's value.

Contact us now to get started!

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