SECTION 893.77 NOTICE

SECTION 893.77 NOTICE On September 24, 2025, a resolution was offered, adopted and approved by the Green Bay Metropolitan Sewerage District, Brown, Kewaunee, Oconto and Shawano Counties, Wisconsin (the "Municipality"), whereby the Municipality authorized and directed the sale and issuance of up to $13,520,378 General Obligation Sewerage System Promissory Notes, Series 2025A. The closing on these Notes will be held on October 8, 2025. A copy of all proceedings had to date with respect to the authorization and sale of said Notes is on file and may be examined in the office of the Secretary of the Green Bay Metropolitan Sewerage District. This Notice is given pursuant to Section 893.77, Wisconsin Statutes, which provides that an action or proceeding to contest the validity of such municipal financing, for other than constitutional reasons, must be commenced within thirty (30) days after the date of publication of this Notice. Dated: September 24, 2025. GREEN BAY METROPOLITAN SEWERAGE DISTRICT BROWN, KEWAUNEE, OCONTO AND SHAWANO COUNTIES, WISCONSIN Thomas Meinz, Secretary of the District WNAXLP September 28 2025 LWIX0378226