A Sanitation Standard Operating Procedure, or SSOP, is the written procedure a food establishment uses to keep its facility, equipment, and utensils clean enough that product is not contaminated. In the United States, meat and poultry plants inspected by the USDA Food Safety and Inspection Service must develop, implement, and maintain written Sanitation SOPs under 9 CFR Part 416. [1] The SSOP has to describe every procedure the plant conducts daily, before and during operations, to prevent direct contamination or adulteration of product. [2] Procedures done before production starts must be identified as pre-operational, and at a minimum they cover cleaning the food-contact surfaces of facilities, equipment, and utensils. [2] The document must state how often each procedure is done and name the employee or employees responsible for carrying it out. [2] It is signed and dated by the person with overall authority on site, both when it is first implemented and whenever it changes. [2] The plant keeps daily records showing the procedures were carried out and monitored, along with any corrective actions, and each record is initialed and dated by the responsible employee. [3] Those records are kept for at least six months. [3] Outside meat and poultry, the FDA seafood HACCP rule takes a similar line: processors must monitor a defined set of sanitation conditions, and a written sanitation SOP is the recommended way to do it. [4] An SSOP is a prerequisite program. It keeps the plant clean so that the HACCP plan can focus on the hazards specific to the product and process. [5]
Key characteristics
- Written, and specific to the plant. It describes the daily sanitation procedures that prevent direct product contamination. [2]
- Split into pre-operational procedures, done before production starts, and operational procedures, done during production. [2]
- States the frequency of each procedure and names the employee responsible for it. [2]
- Signed and dated by the person with overall on-site authority, at first use and at every change. [2]
- Backed by daily records of implementation, monitoring, and corrective actions, kept for at least six months. [3]
- A prerequisite program that supports the HACCP plan. It does not replace it. [5]
Example
Pre-operational cleaning of a slicer line
A deli meat plant runs a slicing line on two shifts. Its SSOP lists the pre-operational procedure for that line: disassemble the slicer guard and blade housing, rinse, apply detergent, scrub the food-contact surfaces, rinse again, sanitize, and reassemble. The document says the sanitation crew does this after the last shift every day, and that the sanitation lead inspects the line before the first shift starts. [2] The lead records the inspection on the daily form, initials it, and dates it. [3] One morning the lead finds product residue behind the blade housing. The line does not start. The crew cleans and sanitizes the housing again, the lead re-inspects it, and the corrective action goes on the record. If the same finding repeats, the plant revises the procedure, and the person with on-site authority signs and dates the new version. [2]
Comparison
SSOP vs HACCP
| Aspect | SSOP | HACCP plan |
|---|---|---|
| What it controls | General sanitation of the facility, equipment, and utensils | Specific hazards at critical control points in the process |
| Role | Prerequisite program | The food safety plan built on top of the prerequisites |
| Typical content | Cleaning and sanitizing steps, frequency, responsible employee | Hazard analysis, critical limits, monitoring, corrective actions, verification |
| Daily evidence | Pre-operational and operational sanitation records | Monitoring records for each critical control point |
How SOPX handles this
An SSOP only works if the night crew cleans the line the same way the document says, on every shift. SOPX turns the written procedure into a visual, step-by-step SOP for food production teams. A supervisor films the real cleaning sequence once, or imports the existing PDF, and AI structures it into numbered steps with a video clip on each one. The crew opens it by QR code at the line, in 50+ languages, which matters on a floor with foreign workers and high turnover. Run mode adds a check, a note, or a signature to each step, so there is a dated record that the procedure was run and by whom. Versioning and the approval flow keep a history of every change and who approved it. SOPX documents and delivers the procedure and captures the run records. It is not a regulatory system, and it does not guarantee compliance with FSIS or FDA requirements.
Related use case: Quality & Compliance →Frequently asked questions
01 What does SSOP stand for?
02 Who is required to have an SSOP?
03 What is the difference between SSOP and HACCP?
04 What is the difference between pre-operational and operational sanitation?
05 How long do SSOP records have to be kept?
Sources
Statements above draw on the references below. Numbers in the text link to the matching entry.
- [1] 9 CFR Part 416: SanitationLegal Information Institute, Cornell Law School · Accessed 2026-10-12
- [2] 9 CFR 416.12: Development of Sanitation SOP'sLegal Information Institute, Cornell Law School · Accessed 2026-10-12
- [3] 9 CFR 416.16: Recordkeeping requirementsLegal Information Institute, Cornell Law School · Accessed 2026-10-12
- [4] 21 CFR 123.11: Sanitation control proceduresLegal Information Institute, Cornell Law School · Accessed 2026-10-12
- [5] HACCP Principles & Application GuidelinesU.S. Food and Drug Administration (FDA) · Accessed 2026-10-12