[1] Can spouse obtain an ITIN even she does not need to file tax? [2] Is there a way to obtain a record that the tax authority has processed the return besides that the taxpayer has mailed the return? [3] The tax forms have options to add donation, does the tax authority knows the difference between the tax owed and donation amount so that the donation is not charged interest and penalty? If the check is cashed then it is an indication that the return has been processed.