The article is devoted to the organization of activities of public authorities under martial law. The normative legal acts adopted during the war regarding the peculiarities of the organization of labor relations of public servants and the activities of military administrations and their officials have been analyzed. The simplified procedure for admission to the civil service and the flexibility of the legislation in terms of civil service are highlighted. The opinion of scientists regarding the possibility of forming a personnel reserve and the formation of appropriate professional specialized lists of potential candidates for filling positions in the civil service was analyzed, taking into account the professional training of the specialist, his practical experience in the past, as well as the immediate place of work. Reservations were expressed regarding simplified conditions for appointment to civil service positions, which in a certain way violated the basic principles of civil service, namely stability, and professionalism. At the same time, the urgency of restoring the personnel reserve of the civil service was emphasized.The special administrative and legal status of regional military administrations is characterized, because, in addition to the specifics of formation and termination of activity, they are endowed with additional powers to introduce and ensure the implementation of measures of the legal regime and receive double subordination depending on the powers they exercise.It has been found that local self-government bodies (village, settlement, city council; its executive bodies and chairman) will continue to exercise the powers assigned to them by the Law of Ukraine «On Local Self-Government in Ukraine». There are no restrictions on such powers upon the introduction of martial law. Power decisions at the local level remain with local self government bodies, except for those where the military administrations of settlements are conducted.