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Understanding HACCP Principle 6: Establish Verification Procedures

October 15, 2025

Verification is the sixth principle of HACCP, serving as the system-wide checkpoint that ensures your food safety plan is not just implemented but also effective. Unlike monitoring, which checks specific critical control points (CCPs) in real time, verification confirms that the entire HACCP system works as designed to prevent, eliminate or reduce hazards to acceptable levels.

In food businesses across the Middle East and Gulf region, where operational complexity, regulatory scrutiny and diverse supply chains converge, verification offers an essential layer of assurance.

Why Verification Matters in HACCP Systems

Verification provides confidence that your HACCP plan is functioning as intended. It supports regulatory compliance, strengthens internal control and prepares businesses for audits. Here’s why verification matters:

  • Assurance of system performance: Verifies that all HACCP activities are being carried out correctly and consistently.
  • Regulatory compliance: Aligns with the expectations of authorities such as SFDA in Saudi Arabia and the Emirates Food Safety Council.
  • Continuous improvement: Identifies weaknesses, informs updates and enhances long-term food safety outcomes.
  • Audit readiness: Demonstrates due diligence and builds trust during third-party or government inspections.
  • Protection against failure: Detects ineffective procedures before they lead to safety incidents or product recalls.

Whether you’re managing a large-scale catering business in Dubai or a dairy plant in Dammam, verification ensures your HACCP system is more than just a checklist.

How to Establish Verification Procedures in a HACCP System

Effective verification includes a range of activities, from internal audits to equipment calibration. Together, these methods confirm that your HACCP plan continues to work overtime.

1. Conduct internal audits and validate your HACCP plan

Internal audits are structured evaluations of your food safety system. Conducted at planned intervals, they help identify nonconformities and verify that the HACCP plan is correctly implemented.

A successful audit team includes employees trained in auditing techniques, standards and objective reporting. For example, if you are running a food manufacturing plant, you may schedule monthly internal audits to assess documentation, employee practices and CCP monitoring records. Findings are then used to drive continuous improvement.

Validation, on the other hand, determines whether your control measures are capable of producing safe food. It typically takes place before full implementation and involves scientific data, regulatory guidance or expert consultation. A frozen meal facility may validate its cooking time and temperature by conducting microbial testing to ensure pathogens are consistently destroyed.

2. Calibrate monitoring equipment regularly

Calibration ensures that your measuring instruments provide accurate and reliable data. This is essential for any HACCP system that relies on temperature readings, weight measurements or chemical concentrations.

Common devices requiring calibration include thermometers, pH meters, metal detectors, scales and automated sensors. For instance, a juice bottling line might calibrate its metal detector weekly using standard test cards to ensure consistent detection.

The calibration schedule should be documented and include frequency, method, responsible personnel and acceptance criteria. Failure to calibrate may result in false assurance and missed deviations.

3. Review records and testing results

Another key verification step is the review of monitoring, corrective action and calibration records. This review confirms that CCPs were monitored as required, critical limits were met and deviations were handled correctly.

Designated personnel should also evaluate laboratory results and conduct product testing or environmental sampling as part of ongoing verification. For example, a catering company may swab equipment surfaces weekly to verify sanitation effectiveness and adjust procedures based on results.

Unlike validation, which occurs before implementation, verification is an ongoing activity that supports the sustainability of your HACCP system.

4. Take action based on verification findings

Verification is only effective when followed by action. If verification reveals gaps, they must be addressed through corrective and preventive actions. This could include retraining staff, revising procedures or improving equipment.

By treating verification as a dynamic process, your HACCP system evolves alongside operational changes, regulatory updates and emerging food safety risks.

Know more about HACCP implementation and certification. Sign up to access our latest HACCP webinar on-demand.

Conclusion: The Role of Verification in a HACCP System

Verification transforms a functional HACCP plan into a trusted food safety system. It ensures that your efforts to control hazards are valid, consistent and sustainable.

In the Middle East and Gulf region, where food businesses must meet both local and international expectations, verification offers peace of mind. It helps businesses maintain compliance, support audit readiness and demonstrate a commitment to continuous improvement.

Critical Control Points (CCP)

 

 CCP Step Critical Limit  Verification Procedure
 Water activity (aw) measurement post-filling (Baking products)   aw ≤ 0.85 
  • Weekly aw meter calibration check 
  • Monthly validation of aw for finished product 
  • QA trend analysis of aw results quarterly
 Pasteurization (Milk Processing)  ≥72°C for 15 sec
  • Monthly internal audit/document review of pasteurization logs
  • Quarterly validation with microbial testing
  • Weekly calibration of pasteurizer sensors
  • QA review of temp logs each shift
  • Daily CCP record review by QA supervisor
Pasteurization (Ice Cream Production) 
 
 ≥80°C for 25 sec 
 
  • Daily pasteurizer calibration verification
  • Monthly microbial validation testing 
 Cooking (Catering – Chicken) 
 
 Core/Internal temperature ≥75°C 
 
  •  Daily thermometer calibration check
  • Bi-weekly internal audits/document review of cooking log
  • Random product core temp checks by QA
  • Monthly staff competency re-verification
 pH Control (Bottled Juice) 
 
 pH ≤ 4.5 before bottling 
 
  • Weekly pH meter calibration
  • Monthly product pH validation testing
  • Daily QA review of pH logs
  • Verification of acidulant dosing SOP
 Chlorinated Wash (Fresh-Cut Salad) 
 
 Free chlorine 50–200 ppm, ≥30 sec contact time 
 
  • Weekly calibration of chlorine test tools
  • Weekly review of wash water logs
  • Monthly microbial swab testing for contact time validation 
 
 Metal Detection (Packing Line – Snacks/Drinks) 
 
 Detect ferrous ≥2 mm, non-ferrous ≥2.5 mm, stainless steel ≥3.0 mm 
 
  • Daily challenge test with certified test wands
  • Weekly calibration by maintenance
  • Monthly internal audit/document review of CCP performance
  • Semi-annual equipment validation
 Blast Freezing (Poultry Processor) 
 
 Core temperature ≤ -18°C within 6 hours 
 
  •  Weekly calibration of freezer temp sensors
  • Random verification checks of product core temp
  • Monthly trend review of freezer performance

Read more about Understanding HACCP Principle 5: Establish Corrective Actions

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