CTE Mapper
See which Critical Tracking Event (CTE) types typically apply to your role under 21 CFR Part 1 Subpart S. Educational starting reference; §1.1305 exemptions may change which CTEs apply to your specific operation.
When a food is picked, collected, or gathered from a growing area.
Active temperature reduction after harvest. §1.1325 covers Harvesting and Cooling in a single section.
First time a raw agricultural commodity (other than food obtained from a fishing vessel) is packed.
First land-based receipt of food obtained from a fishing vessel. Applies only to food obtained from a fishing vessel. Non-seafood importers perform §1.1345 Receiving, not FLBR.
Every time the food leaves a facility in the supply chain.
Every time the food arrives at a new facility. Subject to the §1.1305(j) exemption for restaurants and retail food establishments selling directly to consumers.
Manufacturing, processing, or significant alteration that produces a new traceability lot.
Loading interactive mapper…
Map your supply chain links to see which Critical Tracking Event (CTE) types typically apply at each step under 21 CFR Part 1 Subpart S. Educational only. Exemptions under §1.1305 may change which CTEs apply to your specific operation.
Informational purposes only. This tool does not constitute legal advice. Your compliance obligations depend on specific facts and FDA exemptions.
Regulatory Context
Compliance Date
July 20, 2028
Enforcement Floor
July 20, 2028
Reference: 21 CFR Part 1, Subpart S