![DTI & DOE Joint Circular 09-03 Series of 2009](https://bps.dti.gov.ph/components/com_edocman/assets/images/icons/32x32/pdf.png)
Department of Trade and Industry (DTI) and Department of Energy (DOE) Joint Circulr 09-03 - Implementing Guidelines for the Performance and Energy Labeling Requirements on Single-Capped Fluorescent Lamps covered by (1) PNS IEC 60901:2001 Amd. 01, 02 & 03:2006, Single-capped fluorescent lamps - Performance specifications and (2) PNS 2050-1-2:2006, Lamps and related equipments - Energy labeling requirements - Part 1-2: Single-capped fluorescent lamps