Monitoring hotels taxes, Bapenda uses an online tax application. The final project aims to determine the effectiveness of the implementation of the hotel tax monitoring tool system in Banyumas Regency. The methods used in the process of preparing the final project and collecting date are by means of interviews, observations,documentation, and literature studies. The results of the Field Work Practice activities at the Banyumas Regional Revenue Agency that the effectiveness level of installing hotel tax monitoring tools is still ineffective by 75% abtained from the calculation of the effectiveness formula and for tax revenues it is quite effectibe at 94,4%. The Banyumas Regional Revenue Regency has been running well in accordance with regent regulation number 46 of 2020, it is just that there is a need for an increase in tax revenue and the installation of tax monitoring tools.