Which agency oversees the Poison Prevention Packaging Act?

The Consumer Product Safety Commission (CPSC)

In addition to the authority created by the act, the commission assumes responsibility for the Flammable Fabrics Act (67 Stat. 111; 15 U.S.C. 1191), the Poison Prevention Packaging Act (84 Stat. 1670), the Hazardous Substances Act (74 Stat. 372; 15 U.S.C. 1261), and the act of August 2, 1956 (70 Stat. 953; 15 U.S.C. 1211), which prohibits the transportation of refrigerators without door-safety devices.