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Planning application

P/2026/0365/CLP

39 Marina Avenue St Helens Merseyside WA9 3TA

Awaiting decision St. Helens Certificate of Lawfulness: Proposed

Proposal

Single storey side extension.

As published by the council, reference P/2026/0365/CLP

Timeline

Dates from the published record

  1. 9 Jul 2026

    Received by St. Helens

  2. 17 Jul 2026

    Validated

    Checked as complete and ready for consideration.

  3. 21 Jul 2026

    Added to PlanIndex

  4. Decision

    Awaiting decision

    The statutory target is eight weeks for most applications and thirteen for major development. Extensions of time are common.

What happens while it is decided

The process from here

This application is with St. Helens for determination. The council publicises it, consults neighbours and technical bodies where required, and weighs the responses against local and national planning policy.

The statutory target is eight weeks for most applications and thirteen for major development, though extensions of time are common. Comments carry most weight while the case is undecided, so check the council portal for the deadline if you want to respond.

About lawful development applications

How this application type works

A lawful development certificate is a legal determination, not a planning judgement. It asks the council to confirm either that existing use or works are lawful, often through the passage of time, or that a proposal would not need planning permission at all. The applicant must prove the facts; the merits of the scheme are not considered.

More on lawful development applications in our guide

Nearby applications

Within 500 metres

  • P/2021/0802/FP3 Granted

    Sutton Park Marshalls Cross Road St Helens

    Widening of selected existing paths in Sutton Park in order to make them Local Transport Note 1/20 compliant and to support an increased number of walking and cycling journeys as part of the approved St Helens Southern Gateway business case.

    11 Jun 2021 178m away Full applications
  • 15 Huntley Grove St Helens WA9 3UH

    Two storey side extension and part two storey, part single storey rear extension

    23 Nov 2021 190m away Householder
  • P/2022/0324/FUL Granted

    Robins Lane Sub Post Office 142 Robins Lane St Helens WA9 3PB

    Retention of commercial unit at ground floor (Class Ea) and change of use of first floor from storage to residential flat (C3) along with external alterations (part retrospective).

    6 May 2022 250m away Full applications
  • P/2024/0614/FUL Granted

    St Helens Hospital Marshalls Cross Road St Helens WA9 3DA

    First floor extension to existing endoscopy department, and new rooftop plantroom.

    29 Nov 2024 358m away Full applications
  • 7 Rebecca Gardens St Helens Merseyside WA9 3XW

    Two storey side extension with single storey rear wraparound extension.

    25 May 2026 383m away Householder
  • P/2026/0329/HHFP Awaiting decision

    18 Balmoral Avenue St Helens WA9 3TU

    Single storey rear and side extension.

    19 Jun 2026 398m away Householder

In St. Helens

  • P/2026/0363/CLP Withdrawn

    38 Thornton Drive Newton Le Willows St Helens WA12 9GZ

    Certificate of lawfulness for proposed single storey rear extension.

    13 Jul 2026 Lawful development
  • P/2026/0377/CLP Awaiting decision

    Springvale 2 Reeds Brow Rainford St Helens WA11 8PB

    Certificate of lawfulness for proposed single storey outbuilding.

    27 Jul 2026 Lawful development
  • P/2026/0302/CLP Granted

    Rainford Brook Lodge Community Primary School Rufford Road Rainford St Helens WA11 8JX

    Single storey front infill extension to form a new entrance lobby.

    2 Jun 2026 Lawful development
  • P/2026/0373/CLP Awaiting decision

    34 Garston Crescent Newton Le Willows St Helens WA12 8NR

    Certificate of lawfulness for proposed single storey rear extension and loft conversion with rear dormer clad in tile.

    22 Jul 2026 Lawful development
  • P/2026/0371/CLP Awaiting decision

    Flat At Cowley Vaults 50 Cooper Street St Helens WA10 2BH

    Certificate of lawfulness for proposed change of use from dwellinghouse (C3) to a 4 bedroom HMO (C4).

    21 Jul 2026 Lawful development