(1) The checking of the signatures shall be the determination of the number of signatures that can be considered valid with statistical and mathematical methods by using the data of the voters signing the initiative of the referendum, the data of the particulars and address register and the register of major citizens disfranchised. If the statistical and mathematical method applied does not render the existence of the proper number of signatures probable, then the checking of signatures shall be continued by examining the signatures item by item until the validity or invalidity of the initiative can be ascertained beyond reasonable doubt.
(2) The representative of those submitting the initiative may attend the process of checking the signatures.
(3) The checking of the signatures shall be completed in 45 days from submitting the initiative.
