The Senedd also amended secondary legislation under the Act to increase the 2030 target to 63% and the 2040 target to 89%, in line with the CCC’s recommendations.
Hefyd, diwygiodd y Senedd is-ddeddfwriaeth o dan y Ddeddf i gynyddu targed 2030 i 63% a tharged 2040 i 89%, yn unol ag argymhellion y CCC.