A seigneurial borough was an

administrative division Administrative divisions (also administrative units, administrative regions, subnational entities, or constituent states, as well as many similar generic terms) are geographical areas into which a particular independent sovereign state is divi ...

of urban government within a manor of medieval England, that granted a town's citizens or burgesses rights of burgage tenure and a degree of self-government under a charter or prescription granted by the

Lord of the Manor Lord of the manor is a title that, in Anglo-Saxon England and Norman England, referred to the landholder of a historical rural estate. The titles date to the English Feudalism, feudal (specifically English feudal barony, baronial) system. The ...

. Unlike fully incorporated boroughs, which received their privileges directly from

The Crown The Crown is a political concept used in Commonwealth realms. Depending on the context used, it generally refers to the entirety of the State (polity), state (or in federal realms, the relevant level of government in that state), the executive ...

through a

Royal Charter A royal charter is a formal grant issued by a monarch under royal prerogative as letters patent. Historically, they have been used to promulgate public laws, the most famous example being the English Magna Carta (great charter) of 1215, but ...

and thus had "no lord but the King", seigneurial boroughs remained dependent on local manorial authority.

References

{{Borough status in the United Kingdom Boroughs of the United Kingdom Society in medieval England