Manylion am y math o ddogfen lywodraethu sydd gan yr elusen a phan y'i sefydlwyd. Nid dyma destun llawn dogfen lywodraethu'r elusen.
CONSTITUTION AS AMENDED 19TH JUNE 1977
Gwrthrychau elusennol
TO ADVANCE THE INTEREST OF THE PUBLIC IN AND PROMOTE THE PERFORMANCE OF THE WORKS OF SIR ARTHUR SULLIVAN AND OTHER COMPARABLE COMPOSERS BY THE PRESENTATION OF CONCERTS, LECTURES, AND OTHER ACTIVITIES.
Maes buddion
Y maes y gall yr elusen weithredu ynddo, fel y nodir yn ei dogfen lywodraethu.
