In some cases, the transit district may be part of a larger organization such as a state Department of Transportation.
Île-de-France Mobilités supervises transport in the Île de France region.
As part of the big deregulation package passed by the Bundestag in 1993, which mainly merged the two state railways of West and East Germany into one single company governed by private law instead of public law, regional transport and transit had been assigned to the Bundesländer (federal states), who had each to pass their own individual law regulating public transit, whereby "regional" was defined as journeys "typically not over distances more than 50 km (30 mi), and not taking longer than one hour".
The Oyster card electronic ticketing scheme is also operated by Transport for London, and can be used on the underground, overground, buses, trams and the DLR.
This includes the powers of eminent domain to obtain space for rights-of-way (e.g. for railways or busways), the ability to impose excise, income, property, and/or sales taxes to fund subsidies of operating costs of local transportation, and the ability to operate independently of the cities and counties that the transit district operates within.