Examples of feedback received last year include, taxpayers telling us that we did not make it clear enough that penalties and tax payments are their responsibility.
Y llynedd, er enghraifft, derbyniwyd adborth gan drethdalwyr a oedd yn dweud nad oeddem wedi’i gwneud yn ddigon amlwg mai eu cyfrifoldeb hwy yw taliadau treth a chosbau.