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Planning application

33 Cassiobury Park Avenue Watford WD18 7LA

Refused Watford 20/00638/LDC Lawful Development Certificate

Works: Extension Windows or glazing

Refused. Only the applicant can appeal, within the statutory time limit, and a revised scheme can be submitted instead.

Proposal

Lawful Development Certificate for replacement of the existing conservatory (which projects 3m into the garden from the back wall of the house), with a larger conservatory that projects 4.6m into the garden, with floor to ceiling glass windows (instead of the current dwarf wall design), and a glass roof (instead of the polycarb. roof).

As published by the council, reference 20/00638/LDC

Application record

Reference
20/00638/LDC
Type
Lawful Development Certificate
Status
Refused
Decision
Refused As published: Refuse Lawful Development Certificate
Received
22 Jun 2020
Validated
22 Jun 2020
Decided
24 Jul 2020
Ward
Park
Decision by
Delegated Decision
Postcode
WD18 7LA

Site history

Applications at this address on the Watford register

This site has had 3 applications since 2020: 1 approved, 2 refused.

  • 21/00291/FUL Granted

    33 Cassiobury Park Avenue Watford WD18 7LA

    Replacement of the existing conservatory with an insulated garden room/conservatory projecting 4.7m from the main house back wall with a solid roof, with 4 roof windows and glazed walls.

    Decided 9 Apr 2021 Full applications
  • 21/00053/HPD Refused

    33 Cassiobury Park Avenue Watford WD18 7LA

    The erection of a single storey rear extension which would extend beyond the rear wall of the original house by 5.90m for which the maximum height would be 4.0m and for which the height of the eaves would be 3.60m.

    Decided 26 Feb 2021 Prior approval

Timeline

Dates from the published record

  1. 22 Jun 2020

    Received by Watford

  2. 24 Jul 2020

    Decision issued: Refuse Lawful Development Certificate

  3. 24 Jul 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.

Watch members (£5 a month) open the document list from here.

Open the documents

What this refusal means

Watford refused this application for the reasons on the decision notice; only the applicant can appeal, and refused schemes often return in revised form. 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

  • 33 Cassiobury Park Avenue Watford WD18 7LA

    21/00291/FUL Submitted 1 Mar 2021 50 yards away

    Replacement of the existing conservatory with an insulated garden room/conservatory projecting 4.7m from the main house back wall with a solid roof, with 4 roof windows and glazed walls.

    Granted Full applications Extension Windows or glazing 9 docs

  • 33 Cassiobury Park Avenue Watford WD18 7LA

    21/00053/HPD Submitted 15 Jan 2021 50 yards away

    The erection of a single storey rear extension which would extend beyond the rear wall of the original house by 5.90m for which the maximum height would be 4.0m and for which the height of the eaves would be 3.60m.

    Refused Prior approval Extension 10 docs
    Small domestic

  • 38 Cassiobury Park Avenue Watford WD18 7LB

    19/01273/FULH Submitted 4 Nov 2019 50 yards away

    Demolition of existing single storey rear conservatory and rear extension, construction of new single storey rear extension, with associated internal alterations, converted garage with window to front to replace garage door, new front door and new front boundary planter wall.

    Granted Householder Extension Demolition +1 21 docs
    Small domestic

  • 42 Cassiobury Park Avenue Watford WD18 7LB

    18/01021/FULH Submitted 13 Aug 2018 50 yards away

    Erection of two-storey front extension facing Shepherds Road, alterations to fenestration and window detailing to all elevations.

    Refused Householder Extension Windows or glazing 13 docs
    Domestic

  • Croquet Club House Cassiobury Park Watford

    23/01173/FUL Submitted 18 Dec 2023 100 yards away

    Proposed to install an automatic irrigation system for four croquet lawns with water supplied from a new borehole.

    Granted Full applications 44 docs

  • Croquet Club House Cassiobury Park Watford

    24/00139/DISCON Submitted 20 Feb 2024 100 yards away

    Details submitted for Condition 5 (Tree Protection Plan) and Condition 6 (Adequate isolation of the borehole pump) pursuant to planning permission 23/01173/FUL

    Granted Conditions Trees 9 docs

In Watford

  • 26/00672/LDC Granted

    84 North Western Avenue Watford WD25 0AJ

    Lawful development certificate for proposed single storey rear extension

    Received 24 Aug, published by the council 14 Sep 2026 Lawful development
  • 26/00714/LDC Awaiting decision

    25 Westbury Road Watford Hertfordshire WD18 0DL

    Lawful development certificate for proposed loft conversion including rear dormer and x front rooflights

    Received 8 Sep, published by the council 14 Sep 2026 Lawful development
  • 26/00704/LDC Awaiting decision

    268 Hempstead Road Watford WD17 4LY

    Lawful development certificate for proposed hip to gable loft conversion to extend main ridge line and rear dormer

    Received 4 Sep, published by the council 14 Sep 2026 Lawful development
  • 26/00605/LDC Granted

    503 Whippendell Road Watford WD18 7QB

    Lawful Development Certificate for existing use of hip to gable loft conversion including rear dormer, roof extension and x2 front roof lights

    Received 3 Aug, published by the council 9 Aug 2026 Lawful development
  • 26/00700/LDC Awaiting decision

    13 Orchard Close Watford WD17 3DU

    Lawful Development Certificate for a hip to gable loft conversion with three skylights on the front slope.

    Received 3 Sep, published by the council 8 Sep 2026 Lawful development