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Additional Resources

Please use these external resources for further reading and research.

IRS/Tax Business Accounting Nonprofit Links

IRS / Tax

 

Tax Calendar
Tax Glossary
IRS Forms & Publications

Filing Instructions for 1065 (Schedule K-1)
Filing Instructions for 1041 (Schedule K-1)
Filing Instructions for 1120-S(Schedule K-1)

Tax Season Checklist

2026 Checklist

2026 Tax Filing & Payment Guides

Federal
Minnesota
Wisconsin

Reimbursement Rates

Per Diem Rates
Mileage Reimbursement Rate

Business

Small Business Administration
U.S. Department of Commerce
Federal Payroll Topics
State Payroll Topics

Accounting

American Institute of CPAs (AICPA)
Financial Accounting Standards Board (FASB)
Wisconsin Institute of CPAs (WICPA)
Minnesota Society of CPAs (MNCPA)

Non Profit

Guidestar: Guide to Nonprofit Organizations
IRS Charities and Non-Profit Section
Minnesota Council of Nonprofits
Wisconsin Department of Health Services Allowable Cost Policy Manual
Wisconsin Department of Health Services Audit Requirements
Wisconsin Nonprofits Association

Helpful Links

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