Validates the format of a Sales Tax Registration Number (STRN): 13 digits, with optional spaces or dashes.
FBR does not publish a check-digit algorithm or the meaning of the digit groups, so this validates the format only.
STRN to validate
true if the format is valid
true
Validates the format of a Sales Tax Registration Number (STRN): 13 digits, with optional spaces or dashes.
FBR does not publish a check-digit algorithm or the meaning of the digit groups, so this validates the format only.