Public Documents of the Friends of Aztalan State ParkAll documents are in PDF format. They can be downloaded and printed.(* = not available yet) Bylaws * IRS Form 1023 Application for Tax Exemption IRS Form 990 2022-2024 Certificate of Liability and Property Damage Insurance Agreement Between the DNR and the Friends of Aztalan IRS Determination of Exempt Status Wisconsin Nonstock Corporation Annual Report Raffle License Articles of Incorporation IRS Determination of Public Charity Status Tax Deductibility Status Wisconsin Department of Financial Institutions Charitable Organization Certificate Financial Reports