In their responsibilities towards meeting their mission, the IGs are involved in several activities, in accord with the IG Act § 4. 

These include: 

1. Provide policy direction for, and to conduct, supervise, and coordinate audits and investigations relating to the programs and operations of their agency;
2. Review existing and proposed legislation and regulations relating to programs and operations of their agency and make recommendations in semiannual reports to Congress concerning the impact of such legislation on the economy and efficiency in the administration of programs and operations or the prevention and detection of fraud and abuse in such programs and operations;
3. Recommend policies for, and conduct, supervise, or coordinate other activities carried out or financed by the agency for the purpose of promoting economy and efficiency in the administration of the program or preventing and detecting fraud and abuse in the agency’s programs and operations;
4. Recommend policies for, and to conduct, supervise, or coordinate relationships between such agency and other Federal agencies, State and local government agencies, and nongovernmental entities with respect to matters relating to the promotion of economy and efficiency, or the identification and prosecution of participants in such fraud or abuse of agency programs or operations; and
5. Keep the head of the agency and Congress fully and currently informed concerning fraud and other serious problems, abuses, and deficiencies relating to the administration of programs and operations administered or financed by the agency, recommend corrective action concerning such problems, abuses, and deficiencies, and report on the progress made in implementing such corrective action.