The aim of this brief guide is to present basic information on the proposed amendments to, i.e. revision of the City of Zagreb budget to be presented at the City Assembly meeting on 9 December 2019, and thus to encourage the public to actively participate in making decisions about the City’s budget. The main reasons for proposing this budget revision are to align the planned revenues with the dynamics and level of budget execution so far, and to strike a balance between government spending and estimated revenues and receipts.