The article deals with many of the concepts currently used in public administration, which carry an unclear meaning, uncertain content, and foreign and devoid of significance and value. The analysis of some concepts of administrative law and administrative process, numerous terms of public administration. The research of the imperfection of the modern legislation is connected with the problem of keeping some concepts of administrative and legal science, disagreements concerning its key concepts concern the state administration as a whole. These problems will not be resolved until we agree on their understanding and further application. The author used the following methods when writing the article: system analysis, dialectical, logical, comparative legal, analysis and synthesis, induction and deduction. As a result of the study, the following results were obtained: - the variety of forms of strategic planning does not improve the quality of planning, but rather brings chaos and confusion to public administration; - the more different types of plans and documents, including strategic planning documents, the higher the inconsistency of public authorities and lower the efficiency of their activities; - of practical importance, including those that determine the sectoral nature of administrative proceedings - an element of the administrative process; - administrative process and administrative procedures are different concepts and that administrative procedures have no place in the code of procedure, if such a law-project will be developed; - the accuracy and quality of formulations is the key to the quality of legislation, and, investigator-but, the effectiveness of public administration. Only in this case the doctrine of administrative legal regulation allows to develop modem administrative legislation in a real and systematic way.