<prompt> Translate the following text to English18 Makadirio ya bajeti ya CBO yanakusudiwa kutoa makadirio ya matumizi ya shirikisho na mapato ya serikali ya shirikisho ikiwa sheria ya sasa inayohusiana na kodi na mipango ya haki haibadiliki.  <response>: 18 CBOs budget projections are intended to provide estimates of federal spending and revenue assuming current law related to taxation and entitlement programs is unchanged. 