VAT Number Generator
Generate format and checksum-valid VAT test numbers for Europe and global tax systems
For Development & Testing Purposes Only - Synthetic Mock Data
Examples
German VAT fixture
Country: Germany · quantity: 3DE136695976 · DE123456789 · …The values are generated locally and can be exported as JSON, CSV, SQL or TypeScript.
About this tool
VAT Number Generator creates synthetic country-shaped values for EU and global billing, checkout and ERP integration tests. Every supported checksum runs in a dependency-free browser engine.
Results are mock data, not registrations. Country coverage includes the 27 EU member states plus UK, CH, NO, TR, SA, AE, IS and LI.
Use cases
Billing integrations
Populate checkout and invoice validation fixtures without using customer tax data.
VAT form QA
Exercise country-specific formatting and checksum error states.
Common mistakes
Mistake:Treating a checksum-valid value as registered
Fix:Use the official EU VIES service or the relevant tax authority for real registration status.
Frequently asked questions
Related guides
References & standards
Related tools
Tetris
Classic Tetris — stack falling pieces, clear lines and chase your best score with keyboard or touch controls. The board auto-saves in your browser.
Snake
Classic snake game — eat, grow and survive. Swipe on mobile or use the keyboard; the game pauses itself when the tab hides and your best score stays local.
Minesweeper
Classic Minesweeper — clear the field without detonating a mine. Three difficulties, flag mode for touch, guaranteed-safe first click, best times saved locally.
Memory Match
Classic memory pairs game — flip two cards at a time, match all pairs and beat your best moves and time. Three grid sizes, three themes, zero downloads.
2048
Classic 2048 tile puzzle — swipe or use arrow keys to merge equal tiles and reach 2048. Auto-save and best score stay in your browser.
EIN Generator
Generate US Employer Identification Number test data with IRS campus prefixes and batch export.