Glan Ffynnon, Stryd Fawr / High Street, Brynsiencyn.
Cais am Dystysgrif Cyfreithlondeb arfaethedig ar gyfer addasu ag ehangu o dan Dosbarth A ac D o'r Gorchymyn Datblygu Cyffredinol a Ganiateir yn / Application for a Certificate of Lawfulness for proposed alterations and extensions under Class A and D of the General Permitted Development Order at