2013年4月19日,美国环保署（EPA）发布”能源之星灯泡规范V1.0第四版草案(ENERGY STAR Lamps Version 1.0 Draft 4）”
ENERGY STAR Lamps V1.0 Draft 4下载地址：http://energystar.gov/products/specs/sites/products/files/ENERGY_STAR_Lamps_V1_0_Draft%204.pdf
ENERGY STAR Lamps V1.0 Draft 4测试方法下载地址：http://energystar.gov/products/specs/sites/products/files/ENERGY_STAR_Lamps_V1_0_Draft%204%20Test%20Methods.pdf
