Research
Appeals Intelligence & Casework
Know how an authority’s decisions actually run before you advise on the next one. A decade of decisions, direct from the Planning Inspectorate, with the decision letter behind each wherever PINS published one: search the Inspector’s reasoning, read any authority’s record, track your own appeals alongside.

Search the reasoning
One search across references, addresses, proposals and every word of the decision letters. Filter by issue, NPPF paragraph, use class or the tilted balance.
Key case law
The standard planning authorities, Wheatcroft to Finney, each with what it is cited for and the live appeal decisions applying it.
Authority track records
Allowed rates by development type and procedure, and the typical time to a decision, for any English authority.
The full lifecycle
Decided, live, quashed by the High Court, and redetermined. Each stage on the map, each explained in plain terms.
Costs decisions, read separately
Who applied, who paid, and the conduct the Inspector criticised, kept apart from the planning merits.
AI reads the letters
Main issues, the reasoning, the weight given and housing land supply findings, drawn from the letters of the last five years.
Search by meaning
Switch from words to meaning and the search finds letters reasoning about your question, whatever words the Inspector chose.
Your own appeals
Track live appeals through to decision, and save any corpus decision to your library.
The search
Search every word of every letter
More than 161,000 decision letters, searchable in full. Ask in plain terms or exact phrases, and the results rank by where the Inspector's reasoning matches, with the matching passage highlighted and the letter itself one tap away.
Narrow it by issue, NPPF paragraph, use class, authority, year, the tilted balance or housing land supply. And the search is honest about breadth: a term too common to rank meaningfully falls back to newest first and says so, rather than pretending an order it cannot justify.
Key case law
The case law, found from the issue
Search an issue and the appeals arrive; but which authority governs the point? The standard planning cases, from Wheatcroft on amendments to Finney on section 73, each stated plainly, each linked to the judgment, and each counted live across the decision letters, so you can see what Inspectors are applying this month and what has gone quiet.

Currency you can see
A principle is only as good as its standing. Every case shows how often the corpus engages it, how often in the last 90 days, and the date it was last applied. An authority Inspectors have stopped citing shows you that, in numbers, before you build an argument on it.
From principle to precedent
One tap lists the appeal decisions citing a case, so you read the principle as Inspectors actually apply it. Another opens the judgment itself at The National Archives. The summaries state what each authority is routinely cited for; the judgment, as ever, is the law.
The national picture
The whole record, and what changed this week
A decade of decisions on one map, and beside it the appeals decided in the last 7 and last 30 days, refreshed nightly as the Inspectorate publishes, with your live and saved appeals alongside.


The authority view
Any authority's record, supply position included
Pick an authority: allowed rates by development type, procedure split and time to decision, with the five-year housing land supply figure an Inspector accepted, not the one the council published, each dated and linked to its letter. Adopt a new plan and the position resets; the tool says so.


The record
Select a pin, and the decision opens
Every pin carries its record: the outcome, the development proposed, the main issues in the Inspector's own framing, the policies the decision turned on, and the decision letter itself one tap away.


Over 260,000 decided appeals, refreshed as the Inspectorate publishes. Contains public sector information licensed under the Open Government Licence v3.0.
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