This document is about a performance audit of the investment operations of the Thrift Savings Plan Government Securities Investment Fund (G Fund) conducted by the Employee Benefits Security Administration of the U.S. Department of Labor. The audit found that the G Fund investment operations complied with applicable laws and regulations, and the report details the procedures and findings related to the prompt and accurate processing of G Fund investments, interest calculations, and reporting to relevant parties. The audit did not result in any recommendations for the G Fund investment management operations.