Below are reference links for the Consumer Product Safety Act 2008:
Official documents
The Federal Hazardous Substances Act
note Section 24 (p46) Requirements for Labeling
http://www.cpsc.gov/BUSINFO/fhsa.pdf
The Consumer Product Safety Act
https://www.cpsc.gov/
The Final Ruling on Label Requirements
http://www.cpsc.gov/businfo/frnotices/fr09/lrtgafin.pdf