Sample Report — This is an example of a Detailed Cost Report. Your report will reflect your actual project details.

BeforeYouBuild.ie

16 April 2026

Ref: CCR-2026-382A2

Detailed Cost Breakdown

Prepared for Sample Customer

Project Summary

Project Type

Renovation & Extension

Location

County Cork

Floor Area

100 m²

Quality Level

Mid-Range

Storeys

2

Bathrooms

2

Kitchen

Included

Estimated Cost

Including all fees, VAT, and extras

€213,600

€2,400 / m²

Detailed Cost Breakdown

Preliminaries

€15,360

Site Preliminaries

Site Setup & Temporary Works€3,840
Scaffolding & Access€3,072
Site Insurance€2,304
Health & Safety Compliance€2,304
Utilities During Construction€1,536
Skip Hire & Waste Management€2,304

Demolition & Alterations

€9,600

Demolition Works

Strip Out & Demolition€4,800
Structural Alterations€2,880
Waste Removal & Disposal€1,920

Substructure

€23,040

Foundations & Ground Works

Excavation & Earthworks€6,912
Foundations (strip/raft)€8,064
Ground Floor Slab€4,608
Below-Ground Drainage€3,456

Superstructure

€34,560

Structural Frame & Walls

External Walls (blockwork/timber frame)€12,096
Internal Load-Bearing Walls€3,456
Upper Floors€5,184
Roof Structure & Covering€8,640
Structural Steelwork€5,184

External Envelope

€28,800

Weatherproofing & Openings

External Insulation (wall & roof)€8,640
Windows & External Doors€10,080
External Render / Cladding€5,760
Fascia, Soffit & Gutters€4,320

Internal Partitions & Doors

€11,520

Partitions & Doors

Stud Partitions€4,608
Internal Doors & Ironmongery€5,184
Door Frames & Linings€1,728

Wall, Floor & Ceiling Finishes

€15,360

Finishes

Plastering & Skim Coat€4,608
Floor Finishes (tiles, timber, carpet)€4,608
Painting & Decorating€3,840
Ceiling Finishes & Coving€2,304

Fittings & Fixtures

€19,200

Fittings

Kitchen Units & Worktops€4,320
Kitchen Appliances€2,592
Kitchen Installation€1,728
Bathroom 1 — Sanitary Ware€1,344
Bathroom 1 — Tiling & Finishes€1,176
Bathroom 1 — Shower/Bath€840
Bathroom 2 — Sanitary Ware€1,344
Bathroom 2 — Tiling & Finishes€1,176
Bathroom 2 — Shower/Bath€840
Wardrobes & Storage€1,536
Skirting & Architrave€1,152
General Joinery€1,152

Mechanical Services

€19,200

Plumbing & Heating

Heating System (boiler/heat pump)€6,720
Radiators / Underfloor Heating€3,840
Plumbing First & Second Fix€4,800
MVHR / Ventilation€3,840

Electrical Services

€9,600

Electrical

Rewiring & Distribution Board€3,360
Sockets, Switches & Lighting€2,880
Fire & Smoke Detection€1,440
TV/Data/Security Cabling€1,920

External Works

€5,760

External Works

Driveway & Paving€2,016
Boundary Walls & Fencing€1,440
Surface Water Drainage€1,152
Landscaping & Planting€1,152

Construction Cost Summary

Construction Subtotal

€192,000

Professional Fees

Architect (10% of construction cost)

€19,200

Preliminary Design (Stage 1) (15%)

€2,880

Developed Design (Stage 2) (20%)

€3,840

Detailed Design & Planning (Stage 3) (25%)

€4,800

Tender & Contract (Stage 4) (10%)

€1,920

Construction Administration (Stage 5) (30%)

€5,760

Structural Engineer (3.5%)

€6,720

Foundation design, beam sizing, certification

Quantity Surveyor (2.8%)

€5,376

Bills of quantities & cost management

Total Professional Fees

€31,296

Professional fees are included in your total estimate above.

Admin & Regulatory

€3,395

VAT (13.5%)

€28,512

Total Project Cost (excl. land)

€243,107

Surveys Required

Topographical Survey

Site levels and boundaries

€800 – €1,500

BER Assessment

Building Energy Rating

€150 – €300

Ground Investigation Survey

Soil bearing capacity assessment

€1,200 – €2,500

Estimated Survey Costs

€950 – €1,800

Survey costs are indicative and should be confirmed with local providers. These costs are not included in the project total above.

Inflation Projections

In 6 months

€251,616

+3.5%+€8,509

In 12 months

€260,124

+7%+€17,017

In 24 months

€429,437

+14%+€186,330

Planning Permission Cost Estimate

Architect Fees to Planning Stage (40%)€7,680
Planning Application Fee€65
BCMS Registration Fee€30
Assigned Certifier Fee (pre-planning)€750
BER Assessment€300

Estimated Planning Permission Cost

€8,825

Typical Timeline

Hire Architect & BriefWeek 1–2
Preliminary DesignWeek 2–6
Planning Application SubmittedWeek 6–10
Planning DecisionWeek 10–18 (8 week statutory period)

Total: Approximately 4\u20135 months from hiring architect to planning decision.

Available Grants & Incentives

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Disclaimer

This detailed breakdown is for guidance purposes only. Individual line items are estimated allocations based on typical Irish construction cost distributions for 2025/2026. Actual costs will vary depending on specific site conditions, design choices, contractor pricing, and market conditions. We recommend obtaining detailed quotes from qualified professionals before proceeding.