ATIN

(redirected from Adoption Taxpayer Identification Number)
AcronymDefinition
ATINAdoption Taxpayer Identification Number (US IRS)
ATINAccess to Information Network (Philippines)
ATINAcute Tubulointerstitial Nephritis
ATINATEC Test Integration Network
ATINAlien Taxpayer Identification Number
ATINApplication, Transport, Internetwork, Network (TCP Model Layers )
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References in periodicals archive ?
Usually, a TIN is a Social Security number (SSN), but in some instances, it can be an employer identification number (EIN), individual taxpayer identification number (ITIN) or adoption taxpayer identification number (ATIN).
On line 2(b), the form asks the taxpayer to enter the qualifying person's Social Security number; however, the instructions inform the taxpayer to use an ITIN or ATIN (adoption taxpayer identification number) if the qualifying person cannot get a Social Security number.
An ATIN is an Adoption Taxpayer Identification Number issued by the IRS as a temporary taxpayer identification number for the child in a domestic adoption where the adopting taxpayers do not have and/or are unable to obtain the child's Social Security Number (SSN).