Food safety in the United States is a shared responsibility split among federal agencies, state and local governments, food manufacturers, importers, and consumers themselves. No single organization handles all of it. Instead, a layered system assigns specific duties at every stage, from the farm to your kitchen table. Each year, roughly 9.9 million Americans get sick from just six major foodborne pathogens, leading to 53,300 hospitalizations and 931 deaths, so the stakes behind this division of labor are real.
The FDA: Setting Rules From Farm to Store
The U.S. Food and Drug Administration oversees the safety of about 80% of the food supply, covering everything except meat, poultry, and certain egg products. Its biggest tool is the Food Safety Modernization Act, or FSMA, which shifted the entire regulatory philosophy from reacting to outbreaks after they happen to preventing contamination before it starts.
FSMA established a series of rules that target specific points in the food chain where things can go wrong. These include standards for produce safety, agricultural water quality, intentional food tampering, and laboratory testing. The FDA also publishes the Food Code, a model set of guidelines that state and local governments use as the basis for regulating restaurants, grocery stores, and institutional kitchens like those in nursing homes. It provides the scientific and legal framework for how food should be handled in any retail setting.
The USDA: Meat, Poultry, and Eggs
The U.S. Department of Agriculture, through its Food Safety and Inspection Service, handles meat, poultry, and processed egg products. USDA inspectors are stationed inside slaughterhouses and processing plants, often full-time, checking that operations meet federal standards. This is a different model from the FDA’s approach, which relies more on periodic inspections and manufacturer self-compliance. The USDA also publishes safe cooking temperature guidelines that serve as the baseline for consumer food safety: 165°F for all poultry, 160°F for ground meats, and 145°F for fish and shellfish.
The CDC: Tracking and Detecting Outbreaks
The Centers for Disease Control and Prevention doesn’t regulate food directly but plays a critical role in catching outbreaks early. Its PulseNet network connects public health laboratories across the country and is often the first system to flag a widespread foodborne illness. Labs in the network use whole genome sequencing to create DNA fingerprints of bacteria making people sick, then post those fingerprints to a shared database. CDC scientists review the data in real time, looking for clusters of matching patterns that suggest a common source.
When a cluster appears, state and local health departments are notified and an investigation begins. This coordination between PulseNet, the FDA, and the USDA is what connects a sick person in one state to contaminated lettuce grown in another. Without it, many multistate outbreaks would go undetected for weeks longer, exposing far more people.
State and Local Health Departments
Federal agencies write the rules, but day-to-day enforcement at restaurants, grocery stores, and local food businesses falls to state and local health departments. These agencies issue food permits, conduct routine inspections, investigate complaints, and can shut down establishments that pose an immediate health risk. They also respond to local outbreaks, collecting samples and interviewing sick individuals before federal agencies get involved. The standards they enforce are typically modeled on the FDA Food Code, though specific requirements vary by jurisdiction.
Food Manufacturers and Processors
The food industry itself carries significant legal responsibility for producing safe products. Manufacturers that handle meat and seafood are required to follow a systematic safety framework that involves identifying every hazard in their production process, pinpointing the specific steps where contamination could be controlled, setting safety limits at those steps, and continuously monitoring to make sure those limits are met. If something goes wrong, they must have corrective actions already planned. They’re also required to keep detailed records and regularly verify that the whole system is working.
For other food producers, FSMA’s preventive controls rule demands a similar approach. Companies must analyze potential hazards, biological, chemical, and physical, and implement controls to address them. This applies to everything from cereal production to packaged salads.
Importers: Gatekeepers for Foreign Food
About 15% of the U.S. food supply is imported, and FSMA placed the burden of verifying foreign food safety squarely on importers. Under the Foreign Supplier Verification Program, any company bringing food into the country must evaluate each foreign supplier’s safety practices, compliance history, and responsiveness to past problems. They are required to confirm that imported food meets the same safety standards as domestically produced food.
This means importers must conduct a hazard analysis for each product, approve suppliers based on risk evaluations, perform ongoing verification activities, and maintain written procedures documenting the entire process. If a foreign supplier has a history of safety issues or doesn’t meet U.S. standards, the importer cannot use that supplier, except temporarily and only with additional verification safeguards in place.
New Traceability Requirements
One persistent challenge in food safety has been speed. When contaminated food reaches consumers, investigators need to trace it back through the supply chain quickly, and that process has historically taken days or weeks. A new FDA traceability rule aims to change that by requiring detailed record-keeping at every critical point: harvesting, cooling, packing, shipping, receiving, and any transformation of the product.
Companies handling foods on a designated high-risk list will need to assign traceability lot codes and maintain records with specific data points at each stage. When the FDA requests information during an outbreak, businesses must provide it within 24 hours. The rule was originally set to take effect in January 2026, but Congress directed the FDA not to enforce it before July 2028, giving the industry more time to build compliance systems.
Your Role at Home
The food safety chain doesn’t end at the point of purchase. Foodborne illness frequently starts in home kitchens, where cross-contamination, improper storage, and undercooking create opportunities for bacteria to thrive. The basics are straightforward but make a measurable difference: use a food thermometer to verify internal temperatures (165°F for chicken, 160°F for burgers, 145°F for fish), refrigerate perishables within two hours, keep raw meat separate from ready-to-eat foods, and wash hands thoroughly before and during cooking.
Consumers also play a role in the broader system by reporting suspected foodborne illness to local health departments. Those reports are what trigger investigations and, ultimately, recalls that protect everyone else.