They may be required to use any income for the benefit of particular beneficiaries but they can decide how much is paid and to which beneficiaries.
Efallai y bydd gofyn iddynt ddefnyddio incwm at fudd buddiolwyr penodol, ond gallant ddewis faint sy’n cael ei dalu a pha fuddiolwyr sy’n cael eu talu.