The standards and rules for each region, then the international references that apply everywhere.
- Standards and rules in Europe: EN standards, EU law, and national codes.
- Standards and rules in the Middle East: Authority manuals, utility regulations, and conformity schemes.
- Standards and rules in South Asia: India first, with notes for neighbouring countries.
- Standards and rules in the USA: IES, ANSI, NEC, UL, and federal rules.
- How to read standard numbers: IEC, EN, ISO, CIE, and national versions.
- International: road lighting: References that apply in every region.
- International: luminaires, LEDs, and drivers: Safety, performance, lifetime, and photometry.
- International: controls and connectivity: Sockets, dimming, networks, interoperability.
- International: management systems: Maintenance, assets, energy, quality, and security.