US SB608

Requires IRS math and clerical error notices to include specific details: the type of error, applicable tax code section, nature of the error, and the exact line on the return where the error occurred

Mandates itemized computations showing all adjustments to adjusted gross income, taxable income, deductions, credits, taxes, refunds, and carryforwards resulting from the correction

Requires the abatement request deadline to be displayed prominently in bold, 14-point font on page 1 of the notice, along with the automated phone transcript service number

Directs Treasury to establish procedures within 180 days allowing taxpayers to request abatements in writing, electronically, by phone, or in person

Requires a pilot program within 18 months to test sending notices via certified mail with e-signature confirmation, with a congressional report on effectiveness and taxpayer response rates