Amendment of Department Order No. 56 Re: Reconstitution of the Central Office PBAC. Category: Department OrderSub Category: committee-board-TWGSeries: 1991No: 139File: DO_139_S1991.pdfDate: Friday, June 14, 1991Tags: 56 Reconstitution Central Office PBAC committee139 Read more about Amendment of Department Order No. 56 Re: Reconstitution of the Central Office PBAC.