# stdnum.cl.rut

RUT (Rol Único Tributario, Chilean national tax number).

The RUT, the Chilean national tax number is the same as the RUN (Rol Único Nacional) the Chilean national identification number. The number consists of 8 digits, followed by a check digit.

    >>> validate('76086428-5')
    '760864285'
    >>> validate('CL 12531909-2')
    '125319092'
    >>> validate('12531909-3')
    Traceback (most recent call last):
        ...
    InvalidChecksum: ...
    >>> validate('76086A28-5')
    Traceback (most recent call last):
        ...
    InvalidFormat: ...
    >>> format('125319092')
    '12.531.909-2'

stdnum.cl.rut.calc_check_digit(number: str) → str

  Calculate the check digit. The number passed should not have the check digit included.

stdnum.cl.rut.compact(number: str) → str

  Convert the number to the minimal representation. This strips the number of any valid separators and removes surrounding whitespace.

stdnum.cl.rut.format(number: str) → str

  Reformat the number to the standard presentation format.

stdnum.cl.rut.is_valid(number: str) → bool

  Check if the number is a valid RUT.

stdnum.cl.rut.validate(number: str) → str

  Check if the number is a valid RUT. This checks the length, formatting and check digit.