IUSG consists three branches: executive, legislative, and judicial.
The Congress has sixty-two seats, with half of the seats reserved for Academic Representatives drawn from each degree granting unit of IU and the other half reserved for Residential Senators drawn from each of the residence halls, off-campus students, the Greek community, and Family Student Housing.
Pursuant to Article IV, Section II of the IUSG Constitution "the judicial authority of IUSG will include the power of judicial review, adjudicating elections disputes, certifying elections results, and fulfilling the requirements of the University judicial process.
Its contemporary formation began in 2014 and consists of nine commissioners and a head chair.
[7] The IUSG Funding Board provides support to student groups by helping them obtain necessary funding in order to enhance their respective organizations.