Uruguay document validators: RUT UY, CI UY
Uruguayan RUT (tax ID)
12 digits: 2 for department (01–21), 6 serial, 000 and a check digit.
DGI electronic invoicing (CFE), company onboarding.
Uruguayan national ID (CI)
6–7 digits plus a check digit: 1.234.567-2.
User registration, KYC and public forms in Uruguay.