Important Reminders Individual taxpayer identification number (ITIN).cheap hotels in SolnaThe IRS will issue an ITIN to a nonresident or resident alien whodoes not have and is not eligible to get a social security number(SSN). To apply for an ITIN, Form W-7 must be filed with theIRS. It usually takes about 30 days to get an ITIN. The ITIN isentered wherever an SSN is requested on a tax return. If you arerequired to include another person's SSN on your return and thatperson does not have and cannot get an SSN, enter that person's ITIN. An ITIN is for tax use only. It does not entitle you to socialsecurity benefits or change your employment or immigration statusunder U.S. law. Change of address.If you change your mailing address, be sure to notify the InternalRevenue Service using Form 8822, Hotelzimmer BudardalurChange of Address. Mail itto the Internal Revenue Service Center for your old address (addressesfor the Service Centers are on the back of the form).