Is there a legally mandated filing fee and/or deposit in the last instance?
Croatia
Answer
No
Source
Name: The Constitutional Act onthe Constitutional Court of the Republic of Croatia
Enactment: May 3, 2002
Link: http://www.usud.hr/default.aspx?Show=ustavni_zakon_o_ustavnom_sudu&m1=27&m2=49&Lang=en
Name: Presidential Elections ActRepublic of Croatia
Enactment: 11 of May of 2004 with integrated amendmentsof 2011