Maenodyn polisi caffael (PPN) 11/20 gan Lywodraeth y DU, yn nodi opsiynau y gallai awdurdodau contractio eu hystyried wrth gaffael contractau am nwyddau, gwasanaethau a gwaith gyda gwerth islaw'r trothwyon perthnasol.
Procurement policy note (PPN) 11/20 from the UK government, sets out the options that may be considered by contracting authorities when procuring contracts for goods, services and works with a value below the applicable thresholds.