Company formation requires specific documents to be filed with the Companies Registration Office (CRO). Understanding what's needed helps you prepare properly and avoid delays.
8
Key documents needed
€50
CRO online filing fee
3 Months
Max age for address proof
Core Formation Documents
Form A1 - Application for Registration
Primary application form
The main application form containing all key company details.
Company Constitution
Governing document
Your company's governing document, replacing the old Memorandum and Articles of Association. Must comply with Companies Act 2014.
Supporting Documents
Valid passport, national ID, or driving licence for each director and secretary
Utility bill, bank statement, or government letter dated within 3 months
Irish directors: PPS number. Non-residents: Verification of Identity Form
Written consent from each person agreeing to act as director
Common Document Mistakes to Avoid
- - Outdated proof of address (must be within 3 months)
- - Incomplete Form A1 sections
- - Missing signatures from all directors
- - Incorrect NACE code selection
- - Constitution not compliant with Companies Act 2014
Optional Documents
Shareholders' Agreement
Not filed with CRO, but recommended for multi-shareholder companies. Covers:
Complete Document Checklist
Form A1 (completed and signed)
Primary application with all sections filled
Company Constitution
Model form or custom version, Companies Act 2014 compliant
Passport/ID for Each Director
Valid photographic identification
Proof of Address for Each Director
Utility bill or bank statement within 3 months
PPS Numbers or VIF Forms
Tax identification for all directors
Director & Secretary Consent Forms
Written agreement to act in role
CRO Filing Fee
€50 (online) or €100 (paper submission)
Documents You'll Receive
- Certificate of Incorporation - Official proof your company legally exists
- Company Number - Your unique CRO reference number
- Certified Constitution - Stamped copy of your filed constitution
Pro Tip
Keep digital copies of all documents in a secure location. You'll need them for bank account applications, tax registration, and ongoing compliance. A professional formation service ensures all documents are correctly prepared first time.
Company Formation Guides
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