Local, State & Federal Tax Services in Wisconsin | IRS & State Audit Representation. By Z Tax & Accounting

Expert Tax Preparation & Accounting for Individuals and Businesses | Z Tax & Accounting

Navigating taxes in Wisconsin requires a clear understanding of federal, state, and local tax regulations, particularly for individuals and businesses operating across multiple municipalities. Z Tax & Accounting provides full-service Local, State, and Federal Tax Services for residents and businesses throughout Wisconsin, helping clients maximize deductions, maintain compliance, and reduce liabilities.

Our experienced professionals also provide IRS and Wisconsin Department of Revenue audit representation, ensuring your rights are protected during audits or tax-related disputes.

Whether you live or operate in Milwaukee, Madison, Green Bay, Kenosha, or Racine, we deliver accurate, reliable, and personalized tax solutions tailored to your financial needs.

Comprehensive Tax Services for Wisconsin Residents & Businesses

1. Local & Municipal Tax Services

Wisconsin municipalities may impose local property taxes, business license taxes, and personal property taxes. Z Tax & Accounting ensures compliance with all local obligations for both individuals and businesses.

Our local tax services include:

• Municipal business license registration and local tax filings
  
  

• Property tax assessment review and planning
  
  

• Payroll and withholding setup for municipal compliance
  
  

• Reporting for multi-location businesses
  
  

We help businesses allocate taxes correctly across Wisconsin cities and counties to prevent penalties and non-compliance issues.

2. Wisconsin State Tax Preparation & Filing

Wisconsin requires residents and businesses to comply with state income, sales, and corporate taxes. Z Tax & Accounting provides professional services to ensure compliance with the Wisconsin Department of Revenue, while maximizing deductions and credits.

For Individuals:

We prepare Wisconsin Individual Income Tax Returns (Form 1) for residents, part-year residents, and nonresidents. Services include:

• Reporting income from wages, investments, and self-employment
  
  

• State tax credits and deductions, including retirement, education, and dependent care
  
  

• Multi-state income reporting for remote workers
  
  

• Property and personal property tax advisory
  
  

For Businesses:

We assist Wisconsin businesses of all sizes with state-level compliance, including:

• Corporate Income Tax (Form 4 & 5)
  
  

• S-Corporation and Partnership Filings (Form 5S & 5K-1)
  
  

• Sales and Use Tax Filings (Form ST-12)
  
  

• Employer withholding tax reporting
  
  

• Estimated tax payments and extensions
  
  

• Business registration with the Wisconsin Department of Revenue
  
  

Our team ensures all filings are accurate and timely while identifying opportunities for tax savings.

3. Federal Tax Services (IRS Filings & Compliance)

Z Tax & Accounting provides full-service federal tax preparation for both individuals and businesses in Wisconsin, ensuring accuracy, compliance, and optimization for deductions and credits.

For Individuals:

• Federal Income Tax Returns (Form 1040 and schedules)
  
  

• Reporting of W-2, 1099, and investment income
  
  

• Self-employment and contractor filings
  
  

• Deductions for retirement contributions, education, home office, and dependents
  
  

• Quarterly estimated tax planning
  
  

• Amended returns and IRS correspondence resolution
  
  

For Businesses:

• C Corporations (Form 1120) and S Corporations (Form 1120-S)
  
  

• Partnerships and LLCs (Form 1065)
  
  

• Sole proprietors and independent contractors (Schedule C)
  
  

• Depreciation, asset management, and deduction optimization
  
  

• Quarterly estimated payments and payroll compliance
  
  

All federal returns are carefully reviewed and electronically filed for maximum accuracy and efficiency.

IRS & Wisconsin Department of Revenue Audit Representation

IRS Audit Representation

An IRS audit can be stressful and complex. Z Tax & Accounting provides professional IRS audit representation, managing the entire process on your behalf.

Services include:

• Review of prior filings and supporting documentation
  
  

• Representation during correspondence or in-person audits
  
  

• Negotiation of settlements, penalty abatements, or installment agreements
  
  

• Filing amended returns or appeals if necessary
  
  

We ensure your rights are protected while minimizing exposure.

Wisconsin Department of Revenue Audit Representation

The Wisconsin Department of Revenue audits individuals and businesses to ensure compliance with state tax laws. Z Tax & Accounting offers full-service audit support, including:

• Preparation and review of documentation for audits
  
  

• Representation during state audits
  
  

• Income, sales, use, and payroll tax audit management
  
  

• Response to notices, deficiency assessments, and appeals
  
  

Our team ensures audits are handled efficiently, professionally, and in compliance with Wisconsin tax regulations.

Year-Round Tax Planning & Advisory

At Z Tax & Accounting, tax planning is proactive and year-round. We provide advisory services for Wisconsin residents and businesses to reduce liabilities, maximize savings, and support long-term financial growth.

Services include:

• Business entity selection and tax strategy
  
  

• Multi-state tax planning for businesses operating across state lines
  
  

• Retirement and investment tax planning (IRA, 401k, SEP, Solo 401k)
  
  

• Estimated tax and cash flow management
  
  

• IRS and Wisconsin Department of Revenue correspondence management
  
  

• Estate and succession planning
  
  

Proactive planning ensures clients minimize taxes while remaining fully compliant.

Why Wisconsin Clients Choose Z Tax & Accounting

Clients across Wisconsin rely on Z Tax & Accounting for accuracy, professionalism, and personalized service.

Our Advantages:

• Licensed tax professionals with expertise in IRS and Wisconsin tax law
  
  

• Comprehensive services for individuals, small businesses, and corporations
  
  

• Secure online document sharing and e-signatures
  
  

• Transparent pricing with no hidden fees
  
  

• Year-round support and guidance
  
  

We proudly serve clients in Milwaukee, Madison, Green Bay, Kenosha, Racine, Appleton, and surrounding areas, providing trusted tax preparation, planning, and audit representation.

Schedule Your Consultation

Simplify your taxes and protect your financial interests with Z Tax & Accounting. Our team provides professional Local, State, and Federal Tax Services, along with expert IRS and Wisconsin Department of Revenue audit representation.

📞 Contact us today to schedule your consultation & to securely submit your documents.

Let Z Tax & Accounting handle your taxes while you focus on growing your business and securing your financial future.

Wisconsin Department of Revenue

819 N. Sixth St., Room 408

Milwaukee, WI 53203-1606

Phone: 608-266-2776 or 414-227-4000