The subject of the project is the implementation of 12 e-services addressed to residents of the municipality of Dobrzyniewo Big: with a degree of maturity 5: 1. Conducting cases in the field of real estate tax on natural persons. 2. Conducting cases in the field of real estate tax on corporations. 3. Handling agricultural tax cases from natural persons. 4. Conducting cases in the field of agricultural tax on legal persons. 5. Conducting cases in the field of forest tax on natural persons. 6. Conducting cases in the field of forest tax on legal persons. 7. Handling of matters relating to the tax on means of transport. 8. Handling of municipal waste management fees. 9. Generating invoices in the Resident Portal for the fee for water consumption. b) with a degree of maturity 4: 1. Submission of an application for a certificate of allocation of a parcel in the MPZP. 2. Submitting an application for a certificate on the location of the property in the area of revitalisation. 3. Notification of water consumption. The basic backbone of the solution provided will be the modernisation of the existing and functioning in the commune field system for handling taxes and local fees with accounting of liabilities (hereinafter referred to as SD) with electronic public services available through the Resident Portal. The investment contributes to the achievement of indicators: a) The product: 1) Number of public services made available online with a degree of maturity of at least 4 – transaction – 12 pieces; 2) Number of ICT systems running in entities performing public tasks – 1 unit; 3) Number of persons covered by training/advice on digital competence – 10 persons; 4) Number of offices that have implemented a directory of recommendations for digital promotion – 1 pcs; result: 1) Number of downloads/replays of documents containing public sector information – 8200 pcs/year. The project will be implemented under project type a) and e).