美国个人所得税征收对象

If you are an alien individual (other than a
foreign government-related individual),
you must file Form 8843 to explain the
basis of your claim that you can exclude
days of presence in the United States for
purposes of the substantial presence
test because you:

• Were an exempt individual, or

• Were unable to leave the United States
because of a medical condition or
medical problem.

If you are filing a 2015 Form 1040NR or
Form 1040NR-EZ, attach Form 8843 to
it. Mail your tax return by the due date
(including extensions) to the address
shown in your tax return instructions.

If you do not have to file a 2015 tax
return, mail Form 8843 to the
Department of the Treasury, Internal
Revenue Service Center, Austin, TX
73301-0215 by the due date (including
extensions) for filing Form 1040NR or
Form 1040NR-EZ.