Part 4 provides for the power to trade and undertake commercial activity by a CJC and a number of related provision in relation to controlled entities of a CJC.
Mae Rhan 4 yn darparu ar gyfer y pŵer i fasnachu a chynnal gweithgarwch masnachol gan CBC a nifer o ddarpariaethau cysylltiedig mewn perthynas ag endidau rheoledig CBC.