supreme authority

It sits between the party's supreme authority - national conference - and the national executive, which meets more regularly.

For decades, the town’s two supreme authorities were the mine’s executive and the church’s pastor, old-timers say.

Blacker, a case involving the means through which a legislature prescribed choosing electors, the high court stated, "The legislative power is the supreme authority except as limited by the constitution of the State."

The conference, which takes place every four years in France, is the supreme authority of the International Bureau of Weights and Measures.

"The Congress president is the supreme authority in the Congress party ... Every member reports to them."