Search results
Results from the WOW.Com Content Network
The Federal Taxpayer Registry (Spanish: Registro Federal de Contribuyentes, RFC), also known as RFC number, is a tax identification number required by any physical or natural person or moral or juridical person (legal entity) in Mexico to carry out any lawful economic activity for which they are obliged to pay taxes, with some exceptions.
CURP number is now used in all Civil Registry individual records (birth and death certificates) and certified copies thereof. Although primarily intended to substitute for a series of registration numbers (IMSS, RFC, IFE), CURP has failed to replace any of these, which continue to use their own code-generation protocols.
The Internationalized Resource Identifier (IRI) is an internet protocol standard which builds on the Uniform Resource Identifier (URI) protocol by greatly expanding the set of permitted characters.