Effectively immediately (read that bit with lots and lots of appropriate drama), the IRS will only issue ITINs to those taxpayers who include original documentation (meaning passports, birth certificates or certified copies of these documents from the issuing agency) with their federal form W-7, Application for IRS Individual Taxpayer Identification Number.

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In order to comply with this section, the IRS will require a FPTIN (family pet tax identification number) which can be obtained by completion of a federal form K9, Application for a FPTIN (draft version not yet available as a download).

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