The body of rules and regulations and orders and decisions created by administrative agencies of government WordNet 3.0 & Open English WordNet

Administrative law is a division of law governing the activities of executive branch agencies of government. Wikipedia

Branch of law on the relationship between a state and its citizens as well as between different state institutions Wikidata

A binding rule or body of rules prescribed by a government to regulate the employment and tactics of police or other civil agents organized to maintain order, prevent and detect crimes and promote obedience to civil regulations and authority. OmegaWiki

Body of law created by administrative agencies in the form of rules, regulations, orders and decisions to carry out regulatory powers and duties of such agencies. OmegaWiki

All the laws that pertain to the administrative agencies of government. Wiktionary

Laws that pertain to the administrative agencies of government. Wiktionary (translation)