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Planning application

9 Mackie Avenue Hassocks West Sussex BN6 8NH

Granted Mid Sussex DM/26/0358 Lawful Development Certificate -Proposed

Works: Loft or dormer Windows or glazing

Permission granted. Work must normally begin within three years of the decision or the permission lapses.

Proposal

Loft conversion including the addition of a flat-roofed rear dormer, two smaller hipped side dormers and the addition of one roof window.

As published by the council, reference DM/26/0358

Application record

Reference
DM/26/0358
Type
Lawful Development Certificate -Proposed
Status
Approved
Decision
Granted As published: Approved
Received
11 Feb 2026
Validated
17 Feb 2026
Decided
9 Apr 2026
Ward
Hassocks
Parish
Hassocks
Decision by
Delegated Decision
Postcode
BN6 8NH

Site history

Applications at this address on the Mid Sussex register

This site has had 2 applications since 2026: 2 approved, 0 refused.

  • DM/26/0359 Granted

    9 Mackie Avenue Hassocks West Sussex BN6 8NH

    Proposed single storey rear extension.

    Decided 10 Apr 2026 Householder

Timeline

Dates from the published record

  1. 11 Feb 2026

    Received by Mid Sussex

  2. 17 Feb 2026

    Validated

    Checked as complete and ready for consideration.

  3. 9 Apr 2026

    Decision issued: Approved

  4. 12 Aug 2026

    Added to PlanIndex

Documents

Plans, drawings, consultee responses and the officer's report

16 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.

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Open the documents

What this grant of permission means

Mid Sussex granted permission on 9 April 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 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

In Mid Sussex

  • ,DM/26/1028 Withdrawn

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    Proposed partial conversion of attached garage to habitable accommodation. Fenestration alterations.

    Received 24 Apr, published by the council 31 Jul 2026 Lawful development
  • DM/26/1052 Granted

    5 Hickmans Lane Lindfield Haywards Heath West Sussex RH16 2BQ

    New porch, rear box dormer loft conversion, and internal alterations.

    Received 27 Apr, published by the council 31 Jul 2026 Lawful development
  • DM/26/0917 Refused

    20 Royal George Road Burgess Hill West Sussex RH15 9SD

    Proposed garden building

    Received 10 Apr, published by the council 31 Jul 2026 Lawful development
  • DM/26/1019 Granted

    97 Leylands Road Burgess Hill West Sussex RH15 8AA

    Proposed loft conversion and rear extension

    Received 23 Apr, published by the council 31 Jul 2026 Lawful development
  • DM/26/1038 Granted

    41 College Lane Hurstpierpoint Hassocks West Sussex BN6 9AD

    Demolition of 2no existing first-floor rear (north) elevation dormers, to be replaced with a new, full width dormer. A new 3m2 porch will be added at ground floor on the east elevation.

    Received 27 Apr, published by the council 12 Aug 2026 Lawful development