WI AB1028

Counties and municipalities may impose a local income tax on Wisconsin taxable income exceeding $1,000,000 for individuals and joint filers, or $500,000 for married individuals filing separately

Tax eligibility applies if the taxpayer resides, owns residential property, or is physically present for employment in the jurisdiction for at least 30 days during the taxable year

Adoption requires passing a local ordinance followed by voter approval at a referendum held at least 70 days after ordinance adoption

Counties and municipalities must provide a credit for local income taxes paid on the same income to localities in other states

The Department of Revenue administers the tax and distributes 98.25% of collections to the imposing jurisdiction, retaining 1.75% for administrative costs