Regulation 19 (and as incorporated into regulations 20 - 23): tender notices (see guidance on competitive tendering procedures and time periods for more information).
Rheoliad 19 (ac fel y'i hymgorfforwyd yn rheoliadau 20-23): hysbysiadau tendro (gweler y canllawiau ar weithdrefnau tendro cystadleuol a'r cyfnodau amser am ragor o wybodaeth).