The Republic of Colombia hereby advises that it has issued Resolution No. 40286 of 23 June 2026 amending the Technical Regulations on Lights and Street Lighting (RETILAP). The Resolution seeks to improve the clarity, consistency and implementation of the Regulations by correcting editorial errors, incorporating definitions, clarifying exclusions, exemptions and applicable requirements, and eliminating or relaxing requirements that impose unnecessary burdens on regulated entities, without compromising the quality or safety of products and installations. The Resolution also updates Books 1, 2, 3 and 4 of the Regulations and their annexes, and consolidates the transitional provisions into a single regulatory instrument in order to harmonize interpretation criteria, facilitate implementation of the Regulations and strengthen legal certainty, without imposing additional burdens on regulated entities.This Resolution entered into force upon its publication in Official Journal No. 53.539 of 1 July 2026.__________