The Sri Lanka Standards Institution (SLSI), the national standards body of Sri Lanka operates the Energy Efficiency Labelling Scheme based on the relevant Sri Lanka Standards for energy efficiency rating of appliances. SLSI offers this scheme for following products.
| Product | Relevant Standard | Implemented as Mandatory or Voluntary Scheme | Guideline & Procedure No. |
| Compact Fluorescent Lamps (CFLs) | SLS 1225 : 2016
(First Revision) Sri Lanka Standard Specification for Energy Efficiency Rating for Self ballasted Lamps (Integral Compact Fluorescent Lamps). |
Mandatory (Extraordinary Gazette No. 1611/10 of July 22 2009). |
GL/ES/EL/02 |
| Magnetic / Electronic Ballasts |
SLS 1200 : 2012 : Sri Lanka Standard Energy Efficiency Rating for Fluorescent Lamp Ballasts |
Mandatory (Extraordinary Gazette No. 1971/13 of June 15 2016.) |
GL/ES/EL/01 |
| Electric Ceiling Fans |
SLS 1600 : 2011 : Sri Lanka Standard Energy Efficiency Rating for Electric Ceiling Fans with Regulators |
Mandatory (Extraordinary Gazette No. 1794/15 of January 22 2013) |
GL/ES/EL/03 |
|
Double Capped TubularFluorescent Lamps |
SLS 1625 : 2013 : Sri Lanka Standard Energy Efficiency Rating for Double Capped Tubular Fluorescent Lamps |
Mandatory (Extraordinary Gazette No. 1971/13 of June 15 2016) |
GL/ES/EL/04 |
| Light Emitting Diode Lamps (LEDs) |
SLS 1530 : 2016 : Sri Lanka Standard Minimum Energy Performance Standard (MEPS) for Self Ballasted LED lamps for General Lighting Services |
Voluntary |
GL/ES/MEPS/01 |