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Planning application

Mullion House Churchtown Mullion Helston Cornwall TR12 7HN

Decided Cornwall PA26/00428/PREAPP Pre-Application Publicly Available

Works: Extension Domestic

Read from the description, not a valuation. How we read the register

Decided. The decision notice on the council portal carries the outcome in full, including any conditions.

Proposal

Pre application advice for proposed restoration and replacement extension to Grade II Listed property (householder)

As published by the council, reference PA26/00428/PREAPP

Application record

Reference
PA26/00428/PREAPP
Type
Pre-Application Publicly Available
Status
Decided
Decision
Closed - advice given
Received
31 Mar 2026
Validated
31 Mar 2026
Decided
15 Jun 2026
Ward
Mullion And St Keverne
Parish
Mullion
Decision by
Peer Sign Off
Postcode
TR12 7HN

Site history

Applications at this address on the Cornwall register

This site has had 3 applications since 2026.

  • PA26/06080 Awaiting decision

    Mullion House Churchtown Mullion Helston Cornwall TR12 7HN

    Listed Buiding Consent Proposed restoration including replacement rear extension and garage to Grade II Listed property (householder)

    Submitted 10 Sep 2026 Heritage and listed buildings
  • PA26/06079 Awaiting decision

    Mullion House Churchtown Mullion Helston Cornwall TR12 7HN

    Proposed restoration including replacement rear extension and garage to Grade II Listed property (householder)

    Submitted 10 Sep 2026 Full applications

Timeline

Dates from the published record

  1. 31 Mar 2026

    Received by Cornwall

  2. 15 Jun 2026

    Decision issued: Closed - advice given

  3. 21 Jul 2026

    Added to PlanIndex

Who's behind it

Company information only, from the register and Companies House

Cornwall Architectural Design Ltd Agent, an architecture practice registered in Helston

Active · incorporated 2010 · Helston

8 applications on PlanIndex

Trade members see everything this firm has filed, how it was decided, and get an email the day it files again.

See their track record

Documents

Plans, drawings, consultee responses and the officer's report

15 documents on file for this application

A planning file usually holds the application form, drawings and site plans, consultee responses, the officer's report and the decision notice.

Trade members open them from here.

Open the documents

After the decision

Cornwall has decided this application; the outcome above is the register's own wording and the decision notice on the council portal carries the detail. More in our guide to what happens after a planning decision.

About outline applications

An outline application tests the principle of developing a site, holding back details such as appearance and landscaping as reserved matters for later approval. More in our guide to planning application types.

Nearby applications

Within 500 metres

  • Mullion House Churchtown Mullion Helston Cornwall TR12 7HN

    PA26/06080 Submitted 10 Sep 2026 0m away

    99% historically approved · decision due ~5 Nov

    Listed Buiding Consent Proposed restoration including replacement rear extension and garage to Grade II Listed property (householder)

    Awaiting decision Heritage and listed buildings Extension 18 docs
    Domestic

  • Mullion House Churchtown Mullion Helston Cornwall TR12 7HN

    PA26/06079 Submitted 10 Sep 2026 0m away

    95% historically approved · decision due ~5 Nov

    Proposed restoration including replacement rear extension and garage to Grade II Listed property (householder)

    Awaiting decision Full applications Extension 20 docs
    Domestic

  • Pembroke House Churchtown Mullion TR12 7HN

    PA21/05303 Submitted 17 Jun 2021 29m away

    To demolish an existing domestic store/workshop and propose new 1 bedroom holiday let accommodation.

    Granted Full applications Demolition 9 docs

  • Hill House Churchtown Mullion Helston Cornwall TR12 7HN

    PA25/05371 Submitted 30 Jul 2025 55m away

    Demolition of a glazed porch structure to the east elevation, and an unglazed shelter on the west elevation, and providing a part single, part two-storey extension to the east elevation, re-roofing, replacing glazing and upgrading internal and external insulation to the existing building.

    Granted Full applications Extension Demolition +1 13 docs
    Small domestic

  • Hill House Churchtown Mullion Helston Cornwall TR12 7HN

    PA25/09282 Submitted 9 Dec 2025 55m away

    Submission of details to discharge Condition 3 - Materials in respect of Decision Notice PA25/05371 dated 23/09/2025.

    Granted Conditions 6 docs

  • The Old Inn Cottage Churchtown Mullion Helston Cornwall TR12 7HN

    PA26/05159 Submitted 23 Jul 2026 71m away

    Proposed Refurbishment & Extension

    Granted Full applications Extension 11 docs

In Cornwall

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    Application for Permission in Principle for the construction of up to 9 open market dwellings (minimum 6, maximum 9)

    29 Jul 2026 Outline
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    Application for Permission in Principle for the conversion of redundant rural building to single dwelling (minimum of 1, maximum of 1)

    14 Sep 2026 Outline
  • PA26/05973 Awaiting decision

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    Outline application for residential development of land for up to 1 dwellings including access.

    14 Sep 2026 Outline
  • PA26/06388 Awaiting decision

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    Application for Permission in Principle for the construction of 3 dweliings (minimum of 3, maximum of 3 dwellings)

    14 Sep 2026 Outline
  • PA26/04819 Refused

    Land At An Tir Balwest Ashton TR13 9TE

    Application for Permission in Principle for the construction of 1 self-build dwelling (minimum of 1, maximum of 1).

    13 Jul 2026 Outline