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 ADOPTED 8 MAY 1979
Gwrthrychau elusennol
(I) TO PROMOTE HIGH STANDARDS OF PLANNING AND ARCHITECTURE IN OR AFFECTING THE AREA OF BENEFIT. (II) TO EDUCATE THE PUBLIC IN THE GEOGRAPHY, HISTORY, NATURAL HISTORY AND ARCHITECTURE IN OR AFFECTING THE AREA OF BENEFIT. (III) TO SECURE THE PRESERVATION, PROTECTION, DEVELOPMENT AND IMPROVEMENT OF THE FEATURES OF HISTORIC OR PUBLIC INTEREST IN OR AFFECTING THE AREA OF BENEFIT.
Maes buddion
Y maes y gall yr elusen weithredu ynddo, fel y nodir yn ei dogfen lywodraethu.
