The Board of Directors is TREIF's highest decision-making body. The chairman is the legal representative of TREIF.
An internal audit was established under the Board of Directors. The Internal Audit is responsible for auditing the business planning and execution of each department.Supervisors supervise the business operation and financial affairs of TREIF. The Residential Earthquake Insurance Program Development and Planning Task Force was established to assist TREIF in improving the existing program and strengthening its core functions. The general manager of TREIF serves as convener of the task force. In addition, business department and administration was set up under the general manager and deputy general manager. Each department has a manager who is in charge of the department's business.