Rules relating to the general principles applicable to checks, to withdrawals of undue payments and to the imposition of penalties are contained in various sectoral agricultural regulations.
I rialacháin éagsúla talmhaíochta earnálach, tá rialacha a bhaineann le prionsabail ghinearálta maidir le seiceálacha, aistarraingtí íocaíochtaí neamhdhlite agus a bhaineann le gearradh pionós.