The theme of this thesis is analysis of the role and tasks of the fiscal committee in Croatia and a comparison with the fiscal committees in Slovenia, Ireland and Serbia. Fiscal Committee in the Netherlands and the United States resist allready several decades, and they are established in these countries because of excessive public debt, deficit. The purpose of the work of these committees is to improve the public finance system and monitoring of the fiscal rules by which it contributes to ensuring and maintaining fiscal discipline, transparency and sustainability of public finances. The primary role of the fiscal committee is to send a warning to the government in cases of the fiscal indiscipline. At the same time, the committee presenting expert opinions to the public raises the awareness of citizens and politicians and encourage the conduct of sustainable fiscal policy. The four mentioned countries have fiscal committees of three to seven members and these are people with recognized reputation and professional experience in the field of fiscal policy. The members should not simultaneously perform other duties that may affect on the impartiality and they should not be members of political parties. The degree of independence, the size and composition of the fiscal committee is different from country to country. The special role of the fiscal committees in Slovenia, Ireland and Serbia is related to the establishment of the financial discipline that resulted from excessive public debt and the fact they have a lot in common with the Croatian Fiscal Committee.