An Adoption Taxpayer Identification Number (ATIN) is A short lived nine-digit number issued from the IRS to individuals who are in the whole process of legally adopting a U.S. citizen or resident boy or girl but who are not able to get an SSN for that youngster in the perfect https://marcouxyzy.wikigop.com/1198949/helping_the_others_realize_the_advantages_of_tax_free