Volume 1. The administrative process ; Philosophical and constitutional foundations ; Statutory and regulatory interpretation in administrative law ; Rules ; Rulemaking procedure ; Statutory requirements for adjudication ; Due process -- volume 2. Investigation ; Evidence ; Judicial review of adjudicative fact finding ; Judicial review and reasoned decisionmaking ; The harmless error rule ; Statutes of limitations for judicial review ; Agency delay ; Estoppel, retroactivity, res judicata, and collateral estoppel ; Primary jurisdiction ; Exhaustion, finality, and ripeness ; Standing -- volume 3. Discretion and reviewability ; Remedies ; The Freedom of Information Act and other open government acts ; Tort liability of governments and their employees. Kept up-to-date by supplements.