Self-Build Mortgage Step by Step in Ireland — Application to Final Drawdown
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Self-build mortgage: application, valuation, drawdowns at 7 milestones, final retention. 12–18 months from application to final drawdown.
Self-build mortgage in Ireland: application, valuation, drawdowns at 7 milestones, final retention. 12–18 months from application to final drawdown. Stage drawdowns: foundation (15%), wall plate (15%), roof on (15%), weathertight (15%), first fix (15%), second fix (15%), completion (10%). The exact percentages vary by lender. You'll need: planning permission, BCAR Commencement Notice, Assigned Certifier, fixed-price building contract, structural warranty. Most lenders will not lend more than the value at each stage. Apply as soon as you have planning permission. The application takes 4–8 weeks; the valuation takes 2–4 weeks; the first drawdown releases on completion of the foundation.
When this matters most
You're applying for a self-build mortgage.
When this doesn't apply
The mortgage is drawn down.
Sources
HomeBond, Structural warranty. https://www.homebond.ie/
Frequently asked questions
How long does a self-build mortgage take in Ireland?
12–18 months from application to final drawdown. Application 4–8 weeks. Valuation 2–4 weeks. Stage drawdowns at 7 milestones. Final retention released at snag closure.
What do I need for a self-build mortgage application?
Planning permission, BCAR Commencement Notice, Assigned Certifier, fixed-price building contract, structural warranty. Plus standard mortgage documents (P60s, bank statements, etc.).
When is the final mortgage drawdown?
At completion (10% of the build cost), subject to snag closure and BCAR sign-off. Most lenders hold 5% retention until the snag is closed, then release the final 10%.
When this matters most
You're applying for a self-build mortgage.
When this doesn't apply
The mortgage is drawn down.
Where to go next
Next decision
The next step in your build sequence.
- Contingency Budget for a Self-Build in Ireland — Why 10% Is the Minimum and 15% Is Safer →
- First Home Scheme in Ireland — Equity Share for New Builds, Eligibility, and the Catch →
- Stage Payment Triggers in a Self-Build — What Each Drawdown Requires →
- VAT on a Self-Build in Ireland — 13.5% Labour, 23% Materials, and the Sole Trader Route →
Branch into
Adjacent decisions at the same stage.
- Help-to-Build in Ireland 2026 — €30,000 Toward the Deposit, Income Caps, and How to Apply →
- Mortgage Interest During Build in Ireland — How It Works, What It Costs, and the Trap →
- Quantity Surveyor for a Self-Build in Ireland — When to Hire One and What It Saves →
- Self-Build Cashflow in Ireland — How the Money Flows Month by Month →
Watch out for
Common mistakes, hidden costs, gotchas.
- Grants for Self-Build in Ireland 2026 — SEAI, Help-to-Build, and the Eligibility Trap →
- Hidden Costs of a Self-Build in Ireland — The 12 That Catch First-Timers →
- Mortgage Interest During Build in Ireland — How It Works, What It Costs, and the Trap →
- Self-Build Cost per m² in Ireland 2026 — Total Project Cost and the Line Items →
- Single-Storey vs Two-Storey Cost in Ireland — Which Is Cheaper, Which Is More Cost-Efficient →
Compare with
Alternative approaches worth knowing.