Validates the format of a Pakistani National Tax Number (NTN): a CNIC for individuals, or 7 digits (optionally followed by a check digit) for businesses. See analyzeNTN.
NTN to validate
true if the format is valid
true
Validates the format of a Pakistani National Tax Number (NTN): a CNIC for individuals, or 7 digits (optionally followed by a check digit) for businesses. See analyzeNTN.