Any conditions set must be a proportionate means of ensuring suppliers have this capacity or ability, having regard to the nature, cost and complexity of the contract.
Mae'n rhaid i unrhyw amodau a bennir fod yn ffordd gymesur o sicrhau bod gan gyflenwyr yr adnoddau hyn neu'r gallu hwn, o ystyried natur, cost a chymhlethdod y contract.