Ministry to the studies on the assessment of the impact on the environment of the construction of small hydroelectric power plants completed so far;  Ministry of Environmental Protection should, in cooperation with the Institute for Nature Protection of Serbia, in cases in which detrimental consequences were identified due to construction of small hydroelectric power plants, order to the project-bearer the implementation of activities, their removal or taking of compensation measures;  Ministry of Environmental Protection should, in cooperation with the Ministry of Agriculture, Forestry and Water Management, pass the bylaw which would regulate the minimum sustainable flow, pursuant to Article 81 of the Law on Waters;  Ministry of Environmental Protection and Environmental Protection Agency should take all necessary measures with the aim of the establishment and maintenance of the National Registry of the Sources of Pollution and National Inventory of Unintentionally Discharged Long-Term Organic Polluting Substances so that they have the data on all polluting substance which are the subject of reporting;  Ministry of Environmental Protection and Environmental Protection Agency should take all necessary measures with the aim of passing of missing strategies and planned acts from the field of environmental protection;202  Republic Geodetic Authority should take necessary measures from their competence with the aim of establishing of the mechanism of efficient and timely acting upon presented complaints, pursuant to the provisions of the Law on the General Administrative Procedure;  Republic Geodetic Authority should ensure that services for the real estate cadaster, adhering to justified and reasonable expectations of citizens, timely respond to their requests and written notifications, taking into account that they are properly and completely informed about their rights and obligations;  City of Belgrade should, in compliance with competence it is in charge of203, ensure the creation of financial and staff conditions so that the competent organizational unit204 could be provided with consistent sanctioning of illegally constructed facilities, taking into account the need of priority administrative execution of already passed decisions on demolition;  City Administration of the City of Belgrade should ensure that its organizational units in future operation complete their obligation of cooperation with the Protector of Citizens with regards to timely responding to acts of this authority and providing the availability of all data, which are of importance for the activities performed by the Protector of Citizens; Strategic cards of noise, Strategy of air protections, plans of air quality, plans of water management, etc. Article 172 Paragraph 5 of the Law on Planning and Construction prescribes that the City of Belgrade is entrusted with the performance of inspection supervision also in the field of construction of the facilities up to 800 м², and instruction of facilities for which the solution on the construction permit is issued by the city municipality within the City of Belgrade while Article 171 of the same law prescribes that the decision on the removal of facilities or their parts, which is passed on the basis of this law is executed by the republic, provincial, or local selfgovernment unit authority competent for the construction inspection activities. 204 Article 2 of the Decision on amendments to the decision on city administration of the City of Belgrade stipulates that the archive and unfinished cases referring to the performance of activities of the inspection supervision of the construction inspectors shall be assumed by the Secretariat for inspection activities of the CA of the City of Belgrade from the administrations of city municipalities. 202 203 - 102 -