Stamping makes it possible to establish, with certainty, the date on which, and where, the border was crossed, without establishing in all cases that all required travel document control measures have been carried out.
Cinntíonn stampáil gur féidir a shuíomh, go cinnte, an dáta a trasnaíodh agus an áit a dtrasnaíodh an teorainn, gan a shuíomh i ngach cás go ndearnadh na bearta rialaithe ar fad ba ghá i ndáil le doiciméid taistil.