German Institut for Standardization (DIN)

• Committee Lighting Engineering (FNL) 4 "Indoor lighting with artificial light"

German Electric and Electronic Manufacturers' Association (ZVEI)

• Consortium DALI
• Industrial Union "Lighting"
• Market Committee System Luminaires
• Technical Working Party "Indoor Lighting"

Consortium DALI

Association "Gutes Licht" (FGL)

German Institute for Applied Lighting Engineering (DIAL)