The State Office for the Protection of the Constitution (; ) is a state-level security agency in Germany.
In seven federal states of Germany, it is a semi-independent agency called and reports to the state's interior ministry. In the nine remaining federal states, it is organized as a division within the state's interior ministry.
The following states, mostly Western German, have a detached :
The following nine states, both in the East and West part, have a division within each state Interior Ministry handling constitutional protection: