16 Rosedale Welwyn Garden City AL7 1DR

This site has had 3 applications since 2026: 2 approved, 1 refused.

• 6/2026/0564/EM Granted

  16 Rosedale Welwyn Garden City AL7 1DR

  Part single storey and part two storey rear extension with replacement side window on the first floor and block up the existing ground-floor side window to the kitchen

  Decided 28 May 2026
• 6/2026/0563/LAWP Refused

  16 Rosedale Welwyn Garden City AL7 1DR

  Certificate of lawfulness for the erection of a part single-storey and part two-storey rear extension, replacement window to side elevation, and block up the existing kitchen ground-floor side window

  Decided 22 May 2026 Lawful development

1. 29 May 2026

   Received by Welwyn Hatfield

2. 10 Jun 2026

   Decision issued: Granted

3. 9 Aug 2026

   Added to PlanIndex

Welwyn Hatfield granted permission on 10 June 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.

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.

• 16 Rosedale Welwyn Garden City AL7 1DR

  6/2026/0564/EM Submitted 27 Mar 2026 50 yards away

  Part single storey and part two storey rear extension with replacement side window on the first floor and block up the existing ground-floor side window to the kitchen

  Granted Extension Windows or glazing
  Small domestic

• 16 Rosedale Welwyn Garden City AL7 1DR

  6/2026/0563/LAWP Submitted 27 Mar 2026 50 yards away

  Certificate of lawfulness for the erection of a part single-storey and part two-storey rear extension, replacement window to side elevation, and block up the existing kitchen ground-floor side window

  Refused Lawful development Extension Windows or glazing
  Small domestic

• 74 Rosedale Welwyn Garden City AL7 1DR

  6/2019/2814/EM Submitted 6 Nov 2019 50 yards away

  Erection of part single, part two storey side extension with alterations to openings to include relocation of entrance door and single storey extension to garage with the installation of new garage doors

  Refused Extension
  Small domestic

• 74 Rosedale Welwyn Garden City AL7 1DR

  6/2019/2716/HOUSE Submitted 29 Oct 2019 50 yards away

  Erection of part single, part two storey side extension with alterations to openings to include relocation of entrance door and single storey extension to garage with the installation of new garage doors

  Refused Householder Extension
  Small domestic

• 58 Rosedale Welwyn Garden City AL7 1DR

  6/2021/1764/EMT Submitted 4 Jun 2021 50 yards away

  1 x Lawson Cypress to fell 1 x Beech to reduce by 2m height & width

  Granted Trees

• 79 Rosedale Welwyn Garden City AL7 1DP

  6/2024/1799/EM Submitted 18 Sep 2024 50 yards away

  Erection of a single storey rear extension, new ground floor window (front) and extension of front footpath

  Granted Extension Windows or glazing
  Small domestic

• 6/2026/1287/LAWE Refused

  Woodhurst Farm, Stables Cattlegate Road Northaw Potters Bar EN2 8AU

  Certificate of Lawfulness for existing use of a former agricultural building (Barn) as a self- contained single residential dwelling house (Use Class C3) following its conversion and continuous occupation for a period in excess of 10 years prior to the date of this application

  Received 22 Jul, published by the council 9 Aug 2026 Lawful development
• 6/2026/1306/LAWP Granted

  184 Unit 4 St Albans Road West Hatfield AL10 0TF

  Certificate of lawfulness for the change of use of the front office portion of Unit 4 to a daycare/crèche facility, to include an internal mezzanine, within Use Class E.

  Received 27 Jul, published by the council 22 Aug 2026 Lawful development
• 6/2026/1328/LAWP Granted

  41 Great North Road Welwyn Garden City AL8 7TJ

  Certificate of lawfulness for a proposed hip to gable loft conversion with rear facing dormer and single storey side extension, plus insertion of rooflight to front elevation

  Received 29 Jul, published by the council 9 Aug 2026 Lawful development
• 6/2026/1288/LAWE Granted

  1 The Limberlost Welwyn AL6 9TS

  Certificate of existing lawfulness for a single storey extension

  Received 22 Jul, published by the council 22 Aug 2026 Lawful development
• 6/2026/1297/LAWE Granted

  White Lodge Farm The Bellbrook Bulls Lane Hatfield AL9 7AZ

  Certificate of lawfulness in relation to existing gate and fencing

  Received 23 Jul, published by the council 9 Aug 2026 Lawful development