Brian Dunning's FileMaker Custom Functions

SpanishFiscalCode ( TheField )

Spanish NIF and CIF

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Miguel Angel Fernandez   Miguel Angel Fernandez

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  Sample input:
SpanishFiscalCode ( 9366366 )
  Sample output:

  Function definition: (Copy & paste into FileMaker's Edit Custom Function window)

This function calculates the checksum letter of the Spanish fiscal ID number (NIF).
Just type a number and the proper letter will be added. Should you type your own letter it will be kept.
Also works for companies and organizations ID's.



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Note: these functions are not guaranteed or supported by Please contact the individual developer with any questions or problems.

Under construction. Email me your wish list for improvements.