71.29 Payments of estimated taxes.
71.35 Imposition of additional tax on tax-option corporations.
71.44 Filing returns; extensions; payment of tax.
71.48 Payments of estimated taxes.
71.64 Employers required to withhold.
71.65 Filing returns or reports.
71.66 Employee exemption certificates.
71.72 Statement of nonwage payments.
71.74 Department audits, additional assessments and refunds.
71.76 Internal revenue service and other state adjustments.
71.77 Statutes of limitations, assessments and refunds; when permitted.
71.78 Confidentiality provisions.
71.80 General administrative provisions.
71.88 Time for filing an appeal.
71.90 Depositing contested amounts.
71.93 Setoffs for other state agencies.
71.935 Setoffs for municipalities and counties.