http://www.legislation.gov.uk/wsi/2003/1850/regulation/2/made/welshRheoliadau Porthiant, Porthiant (Samplu a Dadansoddi) a Phorthiant (Gorfodi) (Diwygio) (Cymru) 2003cyKing's Printer of Acts of Parliament2017-11-16AMAETHYDDIAETH, CYMRUThe Feeding Stuffs, the Feeding Stuffs (Sampling and Analysis) and the Feeding Stuffs (Enforcement) (Amendment) (Wales) Regulations 2003Rheoliadau Porthiant, Porthiant (Samplu a Dadansoddi) a Phorthiant (Gorfodi) (Diwygio) (Cymru) 2003RegulationsThe Feeding Stuffs (Wales) Regulations 2006Rheoliadau Bwydydd Anifeiliaid (Cymru) 2006Sch. 9reg. 1Diwygiadau i Reoliadau Porthiant (Cymru) 20012Caiff Rheoliadau Porthiant (Cymru) 20016 eu diwygio yn unol รข rheoliadau 3 i 12.