by hand-delivery to the premises of the authorising officer responsible by the participant in person or by an agent, in which case the evidence shall be constituted by the acknowledgement of receipt.
le seachadadh láimhe a dhéanfaidh an rannpháirtí go pearsanta nó trí ghníomhaire go dtí áitreabh an oifigigh údarúcháin atá freagrach agus is í an admháil an fhianaise a bheidh ann sa chás sin.