It refers to the fact that the village belonged to the Bishop of Bath and Wells and not the nearby abbey at Muchelney.
The village falls within the Curry Rivel and Langport electoral division for elections to Somerset Council.
[11] Kingsbury Episcopi's church of St Martin boasts an ornate Somerset Tower, 99 feet (30 m) tall, made of stone from nearby Ham Hill.
Pevsner describes the chancel and chapels of the church as "gloriously lit" and advises visiting on a fine morning.
He writes that the nave is older than the rest of the church, "no doubt of before 1400, and not yet infected with the later exuberance" of the Late Perpendicular style of the tower and other parts of St Martin's.