How to support a planning application

Objections tend to dominate the conversation around planning applications, but support matters too, and it is judged by exactly the same rule. A comment in favour only carries weight if it rests on material considerations. This page explains how to support an application effectively.

Does support make a difference?

It can. A decision is a balance of material considerations under section 70 of the Town and Country Planning Act 1990, and genuine, well-argued support helps demonstrate the planning benefits of a scheme, particularly where those benefits (design quality, bringing a building back into use, meeting a local need, biodiversity or economic gain) are themselves material.

What does not help is a flood of identical “I support this” comments with no reasons. Officers note the level of support, but numbers alone rarely shift a decision. The substance is what counts.

How and when to comment

Support is submitted the same way as an objection: through the council’s planning portal, by email quoting the application reference, or by letter, and within the same consultation period, commonly 21 days. Include your name and address, and say clearly that you support the application and why. Note that anyone, anywhere can support an application. Our guide to publicity and neighbour consultation explains where that period comes from and how the council must advertise the application. 

How to support a planning application effectively

Tie your support to material planning benefits. Points that carry weight include:

• Compliance with the development plan: the proposal accords with named local plan or neighbourhood plan policies
• Good design that respects and enhances the character of the area
• Meeting an identified need: housing, employment, community facilities
• Bringing a vacant or derelict site or building back into beneficial use
• Heritage benefits: securing the future of a historic building
• Environmental gains: biodiversity net gain, sustainable design, improved drainage
• Economic benefits: local jobs, supporting a local business or service

Steer clear of comments that turn on non-material matters: that you like the applicant, that it will raise local property values, or that competition is good. As with objections, these add nothing and can distract from the genuine merits.

If it is your own application

If you are the applicant, the most effective “support” is a well-prepared application. Address the likely concerns up front: explain how the design responds to its surroundings, how amenity impacts are avoided, and how the scheme meets the relevant policies. A clear, policy-based design and access statement does more than a dozen supportive letters.

Encouraging neighbours who genuinely back the scheme to comment in their own words, each setting out their own reasons, is more valuable than organising identical letters.

What happens next

The case officer weighs supportive representations alongside objections, the development plan and all other material considerations, and either decides the application under delegated powers or refers it to committee. As with objecting, you can usually ask to speak at committee, but the deadline to register is short, so check early.

For the flip side of the process, see our guide on how to object to a planning application.

Other Planning Application Sections

Support a Planning Application Page Updated: 22nd August 2026