The Regulations were initially adopted in 1968 and last significantly amended in 1996 following the conclusion of the Uruguay Round conducted within the framework of the General Agreement on Tariffs and Trade (GATT).
Glacadh na Rialacháin ar dtús in 1968 agus leasaíodh go suntasach iad go deireanach in 1996 i ndiaidh Bhabhta Uragua a seoladh laistigh de chreat an Chomhaontaithe Ghinearálta um Tharaifí agus Trádáil (CGTT).