Latest commencement records.

288 commencement notices give a start date this week, for 265 projects on PlanningBrief. Each is counted by the start date on the notice, not the day we added it.

17–23 Aug 2026 Week288 notices288 link to the official notice288 linked to a project25 counties1,011 units stated

Largest projects starting this week

Linked projects · largest stated units, never a sum

All commencement notices in the latest update

288 records

Derryleege, Monaghan

MonaghanMonaghan County CouncilPlanning ref 2560130

Alter and extend the existing single storey vacant farm dwelling, with new waste water treatment system, new entrance with gates and piers and all associated siteworks, at Derrynaglah, Maghercloone, Carrickmacross

Start date 21 Aug 2026Start date 21 Aug 20261 units (phase)
Planning caseCommencement noticeCommencement group

Dublin, Dublin

DublinDún-Laoghaire Rathdown County CouncilPlanning ref D26A/0356/WEB

The internal reconfiguration and fit-out of part of the existing ground floor, to provide additional welfare facilities by the proposed gym/wellness & canteen/cafeteria facilities, together with all associated internal alterations and ancillary works.

Start date 20 Aug 2026Start date 20 Aug 2026
Commencement noticeCommencement group

Dublin, Dublin

DublinDún-Laoghaire Rathdown County CouncilPlanning ref P/1876/23 D23A/0053

First floor extension to rear of existing dwelling and for two storey restaurant and take-away at ground floor to side and at first floor over existing take-away restaurant together with connection to all services and associated site works.

Start date 20 Aug 2026Start date 20 Aug 2026
Planning caseCommencement noticeCommencement group

Dublin 4, Dublin

DublinDublin City CouncilPlanning ref 265925

Change of use of an existing ground floor, single storey open plan office to provide a two-bedroom residential apartment, inclusive of internal alterations and all associated site works

Start date 20 Aug 2026Start date 20 Aug 20261 units (phase)
Commencement noticeCommencement group

Belturbet, Cavan

CavanCavan County CouncilPlanning ref 26/60067

Construct a new single storey dwelling house, upgrade existing site entrance and install new proprietary mechanical wastewater treatment system & percolation area.

Start date 20 Aug 2026Start date 20 Aug 20261 units (phase)
Commencement noticeCommencement group

Slane, Meath

MeathMeath County CouncilPlanning ref 2560403

The development will consist of: 1. New dwelling and detached garage. 2. New domestic entrance. 3. Wastewater Treatment system with Percolation area. 4. Landscaping & all associated site works.

Start date 20 Aug 2026Start date 20 Aug 20261 units (phase)
Planning caseCommencement noticeCommencement group

Upper Yellow Road, Kilkenny

KilkennyKilkenny County CouncilPlanning ref 2560655

Proposed construction of a part two-storey and part single-storey dwelling, site entrance and driveway, borewell, wastewater treatment system and sand polishing filter system, and all associated site works at Aghamucky, Castlecomer, Co. Kilkenny.

Start date 20 Aug 2026Start date 20 Aug 20261 units (phase)
Planning caseCommencement noticeCommencement group

Kilrush, Clare

ClareClare County CouncilPlanning ref 2560061

The development which will consist of the demolition of existing extensions to front of the original cottage, the provision of a new extension to the original cottage and all related site works

Start date 20 Aug 2026Start date 20 Aug 20261 units (phase)
Planning caseCommencement noticeCommencement group

Dublin 5, Dublin

DublinDublin City CouncilPlanning ref WEB1788/26

Garage conversion, construction of new first floor extension over existing single storey garage and kitchen to side (east) of dwelling making it 2 storey with gable roof, incorporating 2 No velux type rooflights to south roof hip, and roof profile will change from Hipped to Gable; New single storey extension to rear (north) of existing dwelling and new single storey Porch to front (south) elevation

Start date 20 Aug 2026Start date 20 Aug 2026
Commencement noticeCommencement group

Dublin, Dublin

DublinSouth Dublin County CouncilPlanning ref LRD22A/0002

Killinarden Plot 25 Community Centre, Construction of a single Storey Shell & Core Community Centre located at Killinarden, Tallaght, Dublin 24.

Start date 20 Aug 2026Start date 20 Aug 2026
Commencement noticeCommencement group

Aherla, Cork

CorkCork County CouncilPlanning ref 25/5022

Construction of new storey & half detached dwelling house, domestic garage, individual wastewater treatment system and all ancillary site works, at Site No. 9, Cuan na Coille (Woodhaven), Rathard, Aherla, Co. Cork.

Start date 20 Aug 2026Start date 20 Aug 20261 units (phase)
Planning caseCommencement noticeCommencement group

Cobh, Cork

CorkCork County CouncilPlanning ref 24/04072

Construction of 21 nr. new dwelling units and associated site works, nrs. 14-34 incl., the Inlet, Ard Roibín, carrignafoy, Cobh, Co Cork

Start date 20 Aug 2026Start date 20 Aug 202621 units (phase)
Planning caseCommencement noticeCommencement group

Killiney, Dublin

DublinDún-Laoghaire Rathdown County CouncilPlanning ref D26B/0283

REMOVAL OF RUSTY STEEL SUPPORT POST ON LEFT, REPLACE WITH BLOCK SUPPORT, BUILD OUT LEFT WINDOW TO BE IN LINE WITH RIGHT WINDOW, DEMOLISH SIDE BLOCK SHED AND WIDENING OF SIDE ACCESS GATE, SMOOTH RENDERING OVER RED BRICK FACIA

Start date 20 Aug 2026Start date 20 Aug 20261 units (phase)
Planning caseCommencement noticeCommencement group

Dublin 16, Dublin

DublinSouth Dublin County CouncilPlanning ref SD21B/0649

Alterations to existing house to include a ground floor extension to rear & side; first floor extension to side, new roof to include attic conversion with dormer windows to front & rear and associated site works.

Start date 20 Aug 2026Start date 20 Aug 2026
Planning caseCommencement noticeCommencement group

Killaloe, Clare

ClareClare County CouncilPlanning ref P25/60067

Construction of a two-storey detached house, new site entrance, new septic tank connected to existing waste water treatment system. and all associated works.

Start date 20 Aug 2026Start date 20 Aug 20261 units (phase)
Planning caseCommencement noticeCommencement group

Coosan Point, Westmeath

WestmeathWestmeath County CouncilPlanning ref 25/60324

1) the construction of a new dwelling house with integrated boathouse garage; 2) the decommissioning of an existing septic tank with the construction of a new proprietary effluent treatment system & polishing filter;3) the construction of a new replacement outbuilding, and 4) all ancillary site works.

Start date 20 Aug 2026Start date 20 Aug 20261 units (phase)
Planning caseCommencement noticeCommencement group

Dublin 5, Dublin

DublinDublin City CouncilPlanning ref Web2116/26

The construction of a single storey extension to the front of the existing dwelling (9 Sq. M), new roof light in front elevation roof plane, relocation of existing main entrance to the east facing elevation and erection of a single storey garage along the eastern boundary wall to the side of the existing dwelling (24 Sq. M).

Start date 20 Aug 2026Start date 20 Aug 2026
Planning caseCommencement noticeCommencement group

Killarney, Kerry

KerryKerry County CouncilPlanning ref 24199

Demolition of existing side garage and construction of a two-storey extension to the side of the property and the construction of a single-storey extension to the rear of the property.

Start date 20 Aug 2026Start date 20 Aug 20261 units (phase)
Planning caseCommencement noticeCommencement group

Killarney, Kerry

KerryKerry County CouncilPlanning ref 24200

Demolition of side garage and construction of two-storey extension to the side of the property, and the construction of a single-storey extension to the rear of the property.

Start date 20 Aug 2026Start date 20 Aug 20261 units (phase)
Planning caseCommencement noticeCommencement group

Killiney, Dublin

DublinDún-Laoghaire Rathdown County CouncilPlanning ref D26B/0156/WEB

(1) demolition of existing garage and associated single storey structure to the side of the existing house, (2) provision of new two storey extension to the side, front and rear of the existing property, (3) provision of new single storey extension to the rear of the existing property, (4) rooflights to front and rear of new roof, (5) new boundary wall to entire site with new pedestrian gate to side elevation and all associated landscaping and site works.

Start date 20 Aug 2026Start date 20 Aug 20261 units (phase)
Planning caseCommencement noticeCommencement group

Kentstown, Meath

MeathMeath County CouncilPlanning ref 25/61033

the works will comprise of an extension to the side of the existing clubhouse, a covered pergola viewing area, 2nr. new rooflights in the existing roof, replacement of existing roller shutter door to front elevation with 1nr. single leaf door and 1nr. window, the construction of 6nr. 15m high floodlights, internal modifications as well as site works at Kentstown Rovers FC, Old School Hall, School Road, Kentstown, Co. Meath, C15 V309

Start date 20 Aug 2026Start date 20 Aug 2026
Planning caseCommencement noticeCommencement group
How this is counted

Only notices linked to a project are grouped. When one project has several notices this week, it shows the largest number of units stated on any of them, never a sum. Every notice stays in the list with its own start date. Figures cover 17–23 Aug 2026.