Planning Appeals Just Got Tighter

The Government has issued updated guidance on its expanded written representations appeal process, confirming that appellants will now have just seven days to comment on draft planning conditions proposed by local planning authorities (LPAs).

The clarification forms part of wider reforms to the planning appeals system, which came into force on 1 April 2026, and are intended to streamline appeal decision‑making and encourage a more robust evidence base at the application stage.

 

The new “simplified” written appeal process

In recent years, the Planning Inspectorate has increasingly promoted a simplified written appeals process, originally used mainly for householder and minor developments. The Government has now significantly expanded the scope of this process to include appeals against:

 

• refusals of planning permission;
• refusals of prior approval; and
• permissions granted subject to conditions.

Under the revised system, appeals are largely treated as a review of the original planning decision, rather than an opportunity to introduce new material or strengthen a case at a later stage. Inspectors will determine appeals based solely on the information already considered by the LPA, including the planning application, decision notice, officer or committee report, appeal form, and the LPA’s appeal questionnaire.

 

In most cases, additional evidence submitted at appeal will no longer be accepted.

 

Draft planning conditions and the new 7‑day response period

As part of the appeal questionnaire, LPAs are now encouraged to include draft planning conditions that they consider should be imposed if the appeal were allowed.

 

The Government’s updated guidance makes clear that where LPAs submit draft conditions as part of their questionnaire, appellants will:

“…be advised that they will have seven days to comment on any suggested conditions.”

This clarification tightens the appeal process further by reducing the scope for prolonged correspondence or late discussion on conditions, placing greater importance on prompt engagement by appellants once an appeal is underway.

 

Why this change matters

These reforms underline a clear policy direction: planning applications must be front‑loaded with a full and robust evidence base.

 

For appellants, this means:

• there is little scope to refine or negotiate conditions after an appeal has been lodged;
• any proposed conditions must be reviewed and responded to quickly and carefully; and
• shortcomings in the original application are unlikely to be remedied at appeal stage.

 

For LPAs, the changes place greater emphasis on:

 

• setting out clear reasoning in officer reports; and
• proposing precise, policy‑compliant conditions at an early stage.

 

The underlying message is one increasingly echoed by the Planning Inspectorate: “submit once, submit right.”

 

What this means in practice

Developers and applicants should be conscious that:

 

• the appeal route is no longer a second opportunity to strengthen an application;
• engagement with planning conditions may need to take place at speed; and
• early professional advice and high‑quality submission material are more important than ever.

 

At DHA Planning, we are advising clients to carefully consider potential appeal risks before submission, ensuring that technical matters, conditions, and mitigation are fully addressed upfront.

 

How DHA Planning can help

Navigating the reformed appeals process requires a proactive approach to application preparation and appeal strategy. Our team supports clients in:

 

• front‑loading applications with robust evidence;
• managing condition negotiation during determination;
• preparing for appeal under the revised written representations process; and
• responding promptly and effectively to draft planning conditions.

 

If you would like to discuss how these changes may affect a current or future project, please get in touch