Planning application
3 Tykes Terrace Station Road Radlett Hertfordshire WD7 8FD
Works: Loft or dormer 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
Conversion of loft to habitable space to include rear dormer.
As published by the council, reference 26/0363/HSE
Application record
- Reference
- 26/0363/HSE
- Type
- Householder Application
- Status
- Decided
- Decision
- Granted As published: Grant Permission
- Received
- 19 Mar 2026
- Validated
- 19 Mar 2026
- Decided
- 12 May 2026
- Ward
- Aldenham West
- Parish
- Aldenham Parish
- Decision by
- Delegated Decision
- Postcode
- WD7 8FD
Timeline
Dates from the published record
-
19 Mar 2026
Received by Hertsmere
-
12 May 2026
Decision issued: Grant Permission
-
9 Aug 2026
Added to PlanIndex
Who's behind it
Company information only, from the register and Companies House
Koha Architects Ltd Agent, an architecture practice registered in Penryn
Active · incorporated 2012 · Penryn
25 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
14 documents on file for this application
- Delegated report
- Decision notice
- Built heritage response
- Consultee comment submitted online
- Applicationformredacted
- Location plan
- Existing block plan
- Existing ground, first, loft & roof plans
- Existing elevations
- Proposed block plan
- Proposed ground, first, loft & roof plans
- Proposed section a-a
- Proposed elevations
- Design & access statement and flood risk assessment
Watch members (£5 a month) open the document list from here.
Open the documentsWhat this grant of permission means
Hertsmere granted permission on 12 May 2026, 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 householder applications
Householder applications cover work to an existing house and its garden, such as extensions, lofts and outbuildings, and cannot create a separate dwelling or change what the building is used for. More in our guide to planning application types.
Nearby applications
Within 0.3 miles
-
4 Station Road Radlett Hertfordshire WD7 8JX
Change of use from Class E commercial to Class C3(a) 4x bed dwelling. (Class MA)
Granted Prior approval 22 docsDomestic -
Brooks Free House 58 Watling Street Radlett WD7 7NN
Erection of replacement shopfront (Revised drawing submitted 27/11/07).
Granted Full applications Windows or glazing 4 docs -
56 & 58 Watling Street Radlett WD7 7NN
Change of use from A2 (Financial and Professional Services) to A4 (Pubs and Bars).
Granted Full applications 8 docs -
The Studio 66 Watling Street Radlett Hertfordshire WD7 7NP
First floor extension to single storey detached office building.
Refused Full applications Extension 32 docsSmall domestic -
1 Station Road Radlett WD7 8JY
*Electronic documents only, no paper fileProvision of 3 no. car parking spaces following removal of existing garage.
Granted Full applications 4 docs -
48 Watling Street Radlett Hertfordshire WD7 7AE
LAWSON CYPRESS x 4 - Raise canopies to 3m reduce from buildings and reduce in height by 2m.
Granted Trees
Other householder applications
In Hertsmere
-
26/0805/HSE Granted
Rydal Mount Lodge Baker Street Potters Bar Hertfordshire EN6 2BP
Demolition of existing conservatory to facilitate construction of single storey rear extension and front porch extension.
-
26/1218/HSE Refused
22 The Grove Radlett Hertfordshire WD7 7NF
Conversion of garage to habitable space with window to replace garage door and new pitched roof, construction of first floor side extension and part single, part two storey rear extension with insertion of 1x side rooflight, alterations to fenestration and front hard landscaping.
-
26/1253/HSE Granted
159 Arundel Drive Borehamwood Hertfordshire WD6 2LZ
Construction of single storey rear extension with pitched roof and 3x rooflights, and alterations to fenestration.
-
26/1250/HSE Granted
3 The Walk Potters Bar Hertfordshire EN6 1QL
Single storey side extension following demolition of existing detached garage and shed.
-
26/1075/HSE Granted
7 Belmor Elstree Borehamwood Hertfordshire WD6 3JX
Proposed boundary treatments to the rear of the property including replacement fence.