Starting a business in Ireland as an American is more straightforward than most people expect. Ireland offers a 12.5% corporate tax rate — one of the lowest in the EU — an English-speaking workforce, full EU market access, and a registration process that takes as little as five business days. Whether you are building a startup, expanding an existing US company, or setting up a base in Europe, Ireland makes a strong case.
This guide walks you through every step of the process: company structure, registration, banking, taxes, visas, and the practical things nobody tells you before you start.

Why Americans Choose Ireland for Business
Ireland’s appeal as a base for US business is well established. More than 1,000 US multinationals have European operations here, including Google, Apple, Meta, Intel, and Pfizer. That concentration is not a coincidence.
Several factors make Ireland attractive:
- 12.5% corporation tax rate on trading income — confirmed stable through 2026 under the OECD Pillar Two minimum tax framework for businesses below the €750 million threshold
- EU single market access — sell to 450 million consumers without customs barriers
- English as the primary working language — Ireland is the EU’s largest English-speaking economy after Brexit
- GDPR compliance — Ireland is the data protection regulator for many of the world’s largest tech companies, making it an established jurisdiction for data-handling businesses
- Young, educated workforce — Ireland has one of the highest rates of third-level education in the EU, with over 230,000 people working in technology and services
For Americans starting something smaller — a consulting firm, a creative agency, an e-commerce business, or a physical shop — the same infrastructure that serves multinationals makes setting up easier and cheaper than most European alternatives.
Choosing Your Business Structure
Before you register anything, you need to decide how to structure your business. The three most common options for Americans are:
Private Limited Company (Ltd)
A private limited company is the most common structure for businesses of any size. Your personal assets are separate from the company’s liabilities. The company pays corporation tax at 12.5%, and you pay income tax on any salary or dividends you take.
To register an Ltd in Ireland, you need:
- A minimum of one director (though two directors are recommended)
- At least one director who is resident in the EEA (European Economic Area) — if neither director is EEA-resident, the company must take out a €25,000 bond from an approved insurer
- A Company Secretary (can be one of the directors)
- A registered address in Ireland
Registration fee: €50 online through the Companies Registration Office (CRO). Processing time: typically five to ten business days for online applications.
Sole Trader
Operating as a sole trader means you run the business as an individual rather than through a separate legal entity. It is quicker to set up — you simply register with Revenue — but you carry personal liability for business debts.
Sole trader status is most suited to freelancers, consultants, or those testing a concept before incorporating. Registration: free through Revenue’s eRegistration system. Tax: income tax rates apply, from 20% up to 40% above €44,000 (2026 rates).
Branch of a US Company
If you already have a US company, you can register an Irish branch rather than creating a new Irish entity. This avoids the need to capitalise a new company, but the Irish branch will generally be treated as a taxable presence in Ireland.
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Registering Your Company: Step by Step
Step 1: Reserve Your Company Name
Check whether your chosen company name is available using the CRO’s online search at cro.ie. Names that are identical or too similar to existing registered companies will be rejected.
Step 2: Prepare Your Documents
You will need a Constitution (the document that sets out how the company operates — standard templates are available) and Form A1 (the application form for incorporation, which includes details of directors, shareholders, and the registered office address).
Step 3: Submit Online
Submit through the CRO’s online portal (core.ie). The fee is €50. Paper filings cost €100 and take considerably longer.
Step 4: Receive Certificate of Incorporation
Once approved, you receive a Certificate of Incorporation and a Company Registration Number (CRN). From this point, your company legally exists in Ireland.
Step 5: Register for Tax
Register with Revenue for Corporation Tax, VAT (required once turnover exceeds €85,000 for goods or €42,500 for services in 2026), and Employer PRSI and PAYE if you plan to pay employees. Revenue registration is done through ROS (Revenue Online Service).
Step 6: Open an Irish Business Bank Account
This is the step most Americans find unexpectedly difficult. Many Irish high street banks require in-person identification and proof of Irish address. AIB and Bank of Ireland are the two largest banks and both offer business accounts. Revolut Business and Wise Business accept online applications with fewer in-person requirements and are popular with US founders in the early stages.
If you plan to move to Ireland as part of starting the business, the full Move to Ireland guide covers the banking and residency steps in detail. For a full breakdown of what relocation actually costs, see our guide to the cost of moving to Ireland from the US.
Visas and the Right to Work in Ireland
As a US citizen, you will need a visa or immigration permission to work and manage a business in Ireland. Once your permission is in place, our first 90 days in Ireland checklist covers the practical setup after you arrive.
Start-up Entrepreneur Programme (STEP): designed for non-EEA entrepreneurs who want to start a business in Ireland. You need a business plan, a minimum of €50,000 in funding, and a concept in an internationally traded sector that is innovative or has strong job-creation potential — retail, catering, and other consumer-facing, domestic-market businesses do not qualify. Successful applicants receive a two-year permission to live and work in Ireland, extendable.
Investor Visa (Immigrant Investor Programme — IIP) — CLOSED: the IIP closed to new applications on 15 February 2023 and is no longer available. Higher-net-worth investors and entrepreneurs should instead look to the Start-up Entrepreneur Programme (STEP) described above.
For most Americans starting a small business, the STEP programme is the most relevant route. Applications are assessed by the Department of Enterprise, Trade and Employment.
Taxes: What You Actually Pay
Corporation Tax
The headline rate is 12.5% on trading income. A 15% minimum rate applies only to large multinational groups with global revenues above €750 million annually. For businesses below that threshold — which covers the vast majority of new businesses — the 12.5% rate applies in full. Capital gains are taxed at 33%.
Income Tax on Your Salary
If you pay yourself a salary from the company, Irish income tax applies: 20% on income up to €44,000 (single person, 2026 rates), and 40% on income above that. PRSI adds 4.2% for employees and 11.25% for employers on most salaries (2026 rates; both rise slightly — to 4.3% and 11.4% — from 1 October 2026). The Universal Social Charge (USC) adds 0.5% to 8% depending on income.
The US-Ireland Tax Treaty prevents most double taxation. However, American citizens are still required to file US federal tax returns annually regardless of where they live. Consult an Irish-qualified accountant familiar with US expat taxation from the outset.
VAT
Ireland’s standard VAT rate is 23%. A 13.5% reduced rate applies to certain services including construction, tourism, and hospitality. A 9% rate applies to newspapers and periodicals. If your turnover is below the registration thresholds, you are not required to register for VAT.
Grants and Supports Available
Ireland offers several state supports for new businesses:
- LEO Feasibility Grant: up to €15,000 for early-stage businesses exploring market potential
- LEO Business Priming Grant: up to €150,000 for businesses in their first 18 months
- Enterprise Ireland HPSU funding: for technology-oriented businesses with potential for significant job creation and exports
- SBCI loans: lower-cost loans for SMEs through participating banks
- R&D Tax Credit: a 35% tax credit on qualifying research and development expenditure
Every county also has a Local Enterprise Office (LEO) offering free advice and training. Their services are free to use regardless of business size.
Irish Business Culture: Practical Notes
Irish business culture values personal connection more than many Americans are used to. Cold email outreach gets lower response rates than introductions. Attending local networking events — through your LEO, the American Chamber of Commerce Ireland, or industry groups — builds the relationships that open doors.
Government processes, banking approvals, and lease negotiations often move slower than US equivalents. Budget extra time and maintain a polite but persistent follow-up cadence. Many founders also weigh where to base themselves; here is why Kilkenny ranks among Ireland’s most liveable cities.
FAQs: Starting a Business in Ireland as an American
How long does it take to register a company in Ireland?
Online applications through the CRO typically take five to ten business days to process. Paper applications take three to four weeks. Once you receive your Certificate of Incorporation, your company is legally registered and you can open a bank account and begin trading.
Do I need to live in Ireland to start a business there?
You do not need to be resident in Ireland to register an Irish company, but at least one director must be a resident of the EEA, or the company must take out a €25,000 bond. If you plan to actively manage the business from Ireland as a US citizen, you will need to secure appropriate immigration permission, such as the Start-up Entrepreneur Programme (STEP).
What is the corporation tax rate in Ireland in 2026?
The standard corporation tax rate on trading income is 12.5%, one of the lowest in the EU. A 15% minimum rate applies only to large multinational groups with global revenues above €750 million. The vast majority of new and small businesses pay the 12.5% rate.
Can I open a business bank account in Ireland as a non-resident?
Yes, though it requires more documentation than in the US. Most Irish high street banks require in-person verification and proof of a registered Irish address. Digital alternatives such as Revolut Business and Wise Business offer faster online setup and are widely used by new businesses in their early months.
What government support is available for new businesses in Ireland?
Every county has a Local Enterprise Office (LEO) offering free advice, training, and grants of up to €15,000 for qualifying new businesses. Enterprise Ireland supports larger, export-oriented businesses with grant and equity funding. The American Chamber of Commerce Ireland also provides connections for US businesses entering the Irish market.
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