the provider, at the time of the contract award, should have been excluded from the procurement process in line with the exclusion criteria set out in regulations 25 and 26
nifer y darparwyr nad oedd modd eu gwahardd o broses gaffael ac, o’r rheini, y nifer a gafodd eu gwahardd o broses gaffael o dan reoliadau 25(3) neu 26(5)