In case of doubt, the authorising officer responsible for validating the relevant payment shall request complementary information or perform an on-the-spot control in order to obtain reasonable assurance as part of the ex ante control.
Kahtluse korral taotleb asjaomase makse tõendamise eest vastutav eelarvevahendite käsutaja lisateavet või korraldab kohapealse kontrolli, et saada eelkontrolli raames piisav kindlus.