Lighting levels required in food establishments

Food-establishment lighting has to support both sanitation and safe work. The FDA Food Code assigns different minimum intensities by location and task. The values are easiest to remember as 10, 20 and 50 foot-candles, then tie each value to where it applies.

10 foot-candles: storage and cleaning

The 2026 model requires at least 108 lux (10 foot-candles) measured 75 centimeters (30 inches) above the floor in walk-in refrigeration units, dry food storage areas and other areas or rooms during periods of cleaning. This supports visibility for storage and cleaning without applying the higher task levels everywhere.

20 foot-candles: service, equipment and support areas

At least 215 lux (20 foot-candles) is required at surfaces where food is offered for consumer self-service, such as buffets and salad bars, and where fresh produce or packaged foods are sold or offered for consumption. It also applies inside equipment such as reach-in and under-counter refrigerators, and at 30 inches above the floor in handwashing, warewashing, equipment and utensil storage areas and toilet rooms.

50 foot-candles: work where safety is a factor

At least 540 lux (50 foot-candles) is required at a surface where an employee works with food or with utensils and equipment such as knives, slicers, grinders or saws, where employee safety is a factor. This is the highest of the three levels because employees need clear visibility around sharp tools and detailed food preparation.

Use the location and task, not a memorized shortcut

A walk-in refrigerator has a 10-foot-candle minimum, while the inside of a reach-in refrigerator is a 20-foot-candle location. A knife-preparation surface is 50 foot-candles. The same room can contain several measured surfaces with different requirements. Check where the employee works and what equipment or food surface is involved.

Lighting also needs protection

Required intensity does not remove other physical-facility requirements. Bulbs and fixtures must be protected as required where breakage could contaminate exposed food, clean equipment or utensils. A manager should replace failed lamps, maintain shields and correct unsafe glare or dark work areas without introducing a contamination risk.

Fast memory check

• 10 foot-candles / 108 lux: walk-in cold storage, dry storage and cleaning periods.
• 20 foot-candles / 215 lux: self-service food surfaces, inside reach-in equipment and specified support areas.
• 50 foot-candles / 540 lux: work surfaces where employees use knives or other tools and safety is a factor.
• The code specifies measurement location; do not apply the same height rule to every listed surface.
• The FDA Food Code is a model adopted by state and local jurisdictions; the local adopted code controls inspections.

Key takeaway

Remember 10 for storage and cleaning, 20 for food service and support spaces, and 50 for higher-risk task surfaces. Match the value to the specified surface or measurement height.