Primary sources
Authoritative data sources
The official government and standards-body sources we cite. Verify any number you act on directly with the relevant authority.
- IRS — Forms and instructions →
Federal tax forms (SS-4, 5472, 2553, 1120-S, Schedule C)
- FinCEN — BOI e-Filing →
Beneficial Ownership Information report (free, required)
- Wyoming Secretary of State →
Wyoming LLC filings and annual report
- Delaware Division of Corporations →
Delaware LLC and corporation filings
- New Mexico Secretary of State →
New Mexico LLC (no annual report)
- California Secretary of State →
California LLC filings and Statement of Information
- UK Companies House →
Form a UK Ltd online for £12
- Estonia e-Residency →
Digital ID + Estonian company formation
- ACRA Singapore →
Singapore company formation
- IRD Hong Kong →
Hong Kong tax authority and territorial principle
- Tax Foundation →
Authoritative cross-jurisdiction tax data
Have a primary source we should add? Email editor@fevantech.com.