Gan ddefnyddio Rheoliad 20 o'r Rheoliadau Contractau Cyhoeddus (2015), dyfarnwyd y System Brynu Ddeinamig ar sail neilltuedig a dim ond sefydliadau a ddosberthir fel gweithdy cysgodol oedd yn gallu gwneud cais am le ar y System Brynu Ddeinamig. Gellir diffinio gweithdy cyflogaeth cysgodol fel busnes sydd ag o leiaf 30% o weithwyr sy'n cael eu hystyried yn weithwyr anabl neu ddifreintiedig. Mae dau gyflenwr wedi'u penodi i'r System Brynu Ddeinamig, Elite Clothing Solutions, sydd wedi'u lleoli yn ne Cymru ac Ilasco sydd wedi'u lleoli yn yr Alban.
Utilising Regulation 20 of the Public Contracts Regulations (2015), the DPS has been awarded on a reserved basis and only organisations that are classified as a sheltered workshop were able to apply for a place on the DPS. A sheltered workshop can be defined as a business that has a minimum of 30% of employees that are classed as disabled or disadvantaged workers. Two suppliers have been appointed to the DPS, Elite Clothing Solutions, based in south Wales and Ilasco who are based in Scotland.