In general, if a withholding agent cannot reliably associate a payment with valid documentation (e.g. Form. Any Tax or withholding on the price payable under the Contract shall be the exclusive responsibility of the.This page discusses the different kinds of income that are subject to different withholding requirements. If you are a foreign person, do not use Form W-9. Instead, use appropriate Form W-8 (see IRS Pub. The Tax Department is streamlining withholding tax and wage reporting forms and Web File applications. This form does not need to be submitted to the IRS since it is only a prerequisite for filling out Form 1099NEC. Online - Employers can register through the MyTax Illinois website. Gain an understanding of sales and use tax, district tax, taxable and nontaxable labor, as well as foreign and interstate taxability. OBJECTIVE: The Tax Collector is an elected constitutional officer charged with responsibilities outlined in the.