Planning application
3 How Field Harpenden Hertfordshire Al5 3Au
Works: Extension Domestic
Read from the description, not a valuation. How we read the register
Refused. Only the applicant can appeal, within the statutory time limit, and a revised scheme can be submitted instead.
Proposal
Two storey front extensions
As published by the council, reference 5/2026/0458
Application record
- Reference
- 5/2026/0458
- Type
- Householder
- Status
- Refused
- Decision
- DC4 Refusal
- Received
- 25 Feb 2026
- Validated
- 1 Apr 2026
- Decided
- 23 Jun 2026
- Ward
- Harpenden North & Rural
- Parish
- Harpenden Town
- Decision by
- Delegated
- Postcode
- AL5 3AU
Timeline
Dates from the published record
-
25 Feb 2026
Received by St Albans
-
1 Apr 2026
Validated
Checked as complete and ready for consideration.
-
23 Jun 2026
Decision issued: DC4 Refusal
-
7 Sep 2026
Added to PlanIndex
Documents
Plans, drawings, consultee responses and the officer's report
10 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 documentsWhat refusal means
The process from here
The council refused this application for the reasons set out on the decision notice, which the council portal holds in full. Only the applicant can appeal a refusal; the time limit runs from the decision date and is shorter for householder schemes.
Refusal does not prevent a fresh attempt. Applicants often address the reasons for refusal and resubmit, so a refused scheme is not necessarily the end of proposals for the site.
About householder applications
How this application type works
Householder applications cover work to an existing house and its garden: extensions, loft and garage conversions, porches, outbuildings and similar alterations within the boundary of the home. They cannot be used to create a separate dwelling or change what the building is used for. Councils aim to decide them within eight weeks, and immediate neighbours are usually notified and given a chance to comment.
Nearby applications
Within 500 metres
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3 How Field Harpenden Hertfordshire Al5 3Au
Certificate of Lawfulness (proposed) - Construction of single storey rear extension
Granted Lawful development Extension 6 docsSmall domestic -
3 How Field Harpenden Hertfordshire Al5 3Au
Two storey front extension, garage conversion and alterations to openings
Decided Householder Extension 11 docsSmall domestic -
47 Roundwood Park Harpenden Hertfordshire Al5 3Ag
Discharge of Condition 3 (samples of materials) of planning permission 5/2016/3293 dated 30/01/2017 for the Addition of first floor with habitable accommodation in the roof, raising of roof from flat to pitched of existing single storey rear extension, n
Decided Conditions Extension 3 docsSmall domestic -
1 Hanover Grange Harpenden Hertfordshire Al5 3Bd
G1 2 Oaks (over road) - Crown clean, crown lift to 5.2m approx & 1 overlong lateral shorten by 4m as this will be an issue with vehicle strike being low T2 3 Stems - Fell (adjacent to the cabin - stumps to remain) G3 Beech Hedge - Reduction down to 3m app
Decided Trees -
5 Hanover Grange Harpenden Hertfordshire Al5 3Bd
Hornbeam x 5 reduce back to previous points, Oak Repeat crown reduction reducing back to the previous pruning points. Historically approved under Planning Application TP/2016/0331.
Decided Trees 2 docs -
36 Roundwood Park Harpenden Hertfordshire Al5 3Af
Conversion of garage to habitable accommodation with alteration to opening at rear and new opening to side elevation
Decided Householder 12 docsDomestic
Other householder applications
In St Albans
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5/2026/1173 Decided
6 Longacres St Albans Hertfordshire Al4 0Dr
Demolition of existing outbuilding and construction of single storey rear extension
-
5/2026/0299 Decided
12 Rowlatt Drive St Albans Hertfordshire Al3 4Nb
Demolition of existing side and rear extension and construction of a canopy porch, part single, part two storey front, two storey side and single storey rear extension
-
5/2026/0318 Refused
7 Ardens Way St Albans Hertfordshire Al4 9Uw
Demolition of existing side canopy, detached garage, rear patio and garden shed and the construction of two storey front, side and rear extensions, together with part single storey rear extension and a front porch canopy and extension to driveway
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5/2026/1139 Decided
50 Fontmell Close St Albans Hertfordshire Al3 5Hu
Single storey rear extension and side windows with top openers over 1.7m high
-
5/2026/0525 Decided
11 Hillside Road Harpenden Hertfordshire Al5 4Bs
Garage conversion, with part roof extension and new front porch extension