Itzstedt is an Amt ("collective municipality") in the districts of Segeberg and Stormarn, in Schleswig-Holstein, Germany. The seat of the Amt is in Itzstedt.OverviewIt is one of the two Ämter in Germany that joins municipalities into two different districts, but only Tangstedt is located in Stormarn.SubdivisionThe Amt Itzstedt consists of the following municipalities:ItzstedtKayhude Nahe Oering Seth Sülfeld Tangstedt (Stormarn district)