Planning application
21 Southfield Drive Leiston Suffolk IP16 4DP
Works: Roofing Windows or glazing
Still open. Anyone can comment while the consultation period runs, and comments go to the council rather than to us.
Proposal
Certificate of Lawful Use (Proposed) - Installation of three new roof windows to convert existing loft space
As published by the council, reference DC/26/3221/CLP
Application record
- Reference
- DC/26/3221/CLP
- Type
- Lawful Development Certificate(Proposed)
- Status
- Awaiting decision
- Received
- 14 Sep 2026
- Validated
- 14 Sep 2026
- Ward
- Aldeburgh And Leiston
- Parish
- Leiston Cum Sizewell
- Postcode
- IP16 4DP
Timeline
Dates from the published record
-
14 Sep 2026
Received by East Suffolk
-
23 Sep 2026
Added to PlanIndex
-
Decision
Awaiting decision
Decision expected by 9 November 2026, 8 weeks from validation under the statutory target for most applications. Extensions of time are common and are agreed case by case.
East Suffolk took a median of 53 days over the applications it decided in the last year.
Who's behind it
Company information only, from the register and Companies House
MLD Architectural Design ltd Agent, an architecture practice registered in Lowestoft
Active · incorporated 2024 · Lowestoft
40 applications on PlanIndex · across 3 councils · 100% 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
3 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.
Watch members (£5 a month) open the document list from here.
Open the documentsWhat happens while it is decided
This application is with East Suffolk for determination, against a statutory target of eight weeks. Over the last year East Suffolk decided lawful development applications in a median of 52 days. More in our guide to how long planning decisions take.
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
-
12 Southfield Drive Leiston Suffolk IP16 4DP
Garden room extension
Granted Full applications Extension 10 docs -
The Holt Badger Wood Lane Leiston Suffolk IP16 4EU
A2 of TPO No. 17 / 1984 1no. Sikta spruce (T3 on plan) - Fell Proposed replacement plant of 1no. 8-10cm girth Field maple
Granted Trees 4 docs -
The Hayloft Badger Wood Lane Leiston Suffolk IP16 4EU
SCDC/84/00017 - A2 1no. Eucalyptus - Pollard at approx. 3.5m from ground level 1no. Group (2no. Spruce & Larch) - Reduce approx. 8-10 lateral limbs by 1-1.5m
Granted Trees 5 docs -
Haylings House Haylings Grove Leiston Suffolk IP16 4DX
1no. Conifer (marked on plan) - Fell
Granted Trees 3 docs -
28A Aldeburgh Road Leiston Suffolk IP16 4ED
92% historically approved · decision due ~28 Apr
Attached single storey, single bay, cartlodge to side of bungalow
Awaiting decision Full applications 5 docsSmall domestic -
4 Minden Drive Leiston Suffolk IP16 4EE
Construction of a single storey rear extension
Granted Full applications Extension 10 docsSmall domestic
Other lawful development applications
In East Suffolk
-
DC/26/2746/CLP Granted
45 Victoria Road Lowestoft Suffolk NR33 9LW
Certificate of Lawful use (Proposed) - Siting of mobile home for use ancillary to the main dwelling, meeting the definition of a caravan as set out in the Caravan Sites Act 1968, and as amended in October 2006 (CSA).
-
DC/26/3180/CLP Awaiting decision
Clays Ltd Popson Street Bungay Suffolk NR35 1ED
Lawful Development Certificate(Proposed) - Erection of solar PV to pitched roofs
-
DC/26/3172/CLE Awaiting decision
Manor House Manor Road Clopton Woodbridge Suffolk IP13 6SH
Certificate of lawful Use (Existing) - Proposed retention of summerhouse.
-
DC/26/3123/CLP Awaiting decision
Pleasurewood Hills American Theme Park Leisure Way Lowestoft Suffolk NR32 5DZ
Certificate of Lawful use (Proposed) - Operation of the Amusement Park until 9:00PM on up to 7 days per calendar year & until 10:00PM on up to 7 days per calendar year.
-
DC/26/2481/CLP Granted
Rookery Park Middleton Road Yoxford Saxmundham Suffolk IP17 3LQ
Certificate of Lawful Use (Proposed) - The private dwelling house will remain unaltered and will continue to be used as one dwelling however it is proposed this will be used for short term holiday lets.