Planning application
21 Walsham Gardens St Helens Merseyside WA9 5UT
Works: Extension Small domestic
Read from the description, not a valuation. How we read the register
Permission granted. Work must normally begin within three years of the decision or the permission lapses.
Proposal
Single storey rear extension.
As published by the council, reference P/2021/0204/CLP
Application record
- Reference
- P/2021/0204/CLP
- Type
- Certificate of Lawfulness: Proposed
- Status
- Decided
- Decision
- Granted As published: Grant
- Received
- 4 Mar 2021
- Validated
- 4 Mar 2021
- Decided
- 19 Mar 2021
- Ward
- Thatto Heath Ward
- Decision by
- Delegated Decision
- Postcode
- WA9 5UT
Timeline
Dates from the published record
-
4 Mar 2021
Received by St. Helens
-
19 Mar 2021
Decision issued: Grant
-
15 Aug 2026
Added to PlanIndex
Who's behind it
Company information only, from the register and Companies House
MAT DESIGN LIMITED Agent, a design practice
269 applications on PlanIndex · across 30 councils · 91% granted
Trade members see everything this firm has filed, how it was decided, and get an email the day it files again.
See their track recordDocuments
Plans, drawings, consultee responses and the officer's report
5 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.
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Open the documentsWhat this grant of permission means
St. Helens granted permission on 19 March 2021, subject to any conditions on the decision notice. Work must normally begin within three years or the permission lapses. More in our guide to what happens after a planning decision.
About lawful development applications
A lawful development certificate is a legal determination that existing or proposed works do not need planning permission; the merits of the scheme are not considered. More in our guide to planning application types.
Nearby applications
Within 0.3 miles
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17 Walsham Gardens St Helens WA9 5UT
Single storey rear extension, following partial demolition of existing extension. Erection of outbuilding to rear of garden. Rendering to property and replace windows with grey uPVC.
Granted Householder Extension Demolition +1 13 docsSmall domestic -
12 Womack Gardens St Helens WA9 5UY
Proposed erection of a single storey side extension.
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6 Hickling Gardens St Helens WA9 5UZ
Prior approval for a single storey rear extension following demolition of conservatory, projecting 5.37m from the rear, 3.54m max height and 2.25m at the eaves.
Decided Prior approval Extension Demolition 17 docsSmall domestic -
15 Salhouse Gardens St Helens Merseyside WA9 5UX
Garage conversion and internal reconfiguration. Installation of new window opening to first floor front elevation.
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5 Salhouse Gardens St Helens WA9 5UX
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Granted Full applications Extension Windows or glazing 16 docsDomestic -
2 Walsham Gardens St Helens Merseyside WA9 5UT
Demolition of the existing conservatory and erection of a part two storey part single storey rear extension, single storey side extension and a front porch.
Granted Householder Extension Demolition 23 docsSmall domestic
Other lawful development applications
In St. Helens
-
P/2026/0537/CLP Awaiting decision
1 Firefly Close Newton Le Willows St Helens WA12 8TF
Certificate of lawfulness for proposed single storey rear extension.
-
P/2026/0534/CLP Awaiting decision
31 Beacon Road Billinge St Helens WN5 7HF
Certificate of lawfulness for proposed rear dormer.
-
P/2026/0513/CLP Awaiting decision
46 Smock Lane Ashton In Makerfield St Helens WN4 0SN
Certificate of Lawfulness for a single storey rear extension.
-
P/2026/0523/CLP Awaiting decision
50 Junction Lane St Helens WA9 3JN
Certificate of lawfulness for proposed change of use from dwellinghouse (C3) to 4 person HMO (C4).
-
P/2026/0397/CLP Withdrawn
143 Woodlands Road St Helens Merseyside WA11 9AG
Certificate of lawfulness for a proposed change of use from dwellinghouse (C3) to childrens home (C2) for up to 2no children.