Grant Of The Management, Assessment, Ordinary And Forced Collection Service Of The Single Equity Fee For Concession, Authorization Or Advertising Exhibition And Of The Concession Fee For The Occupation Of Areas And Spaces Belonging To State Property Or Unavailable Heritage, As Well As The Service Of The Public Posting, Including Poster Posting Material, For The Period Of 3 Years – From 01.01.2026 To 12.31.2028 – Municipalities Of Agra – Dumenza – Curiglia Con Monteviasco – Tronzano Lago Maggiore