Product Overview

Summary: This Calibration Procedures Standard Operating Procedure provides a clear, consistent framework for planning, performing, recording, and reviewing equipment calibration across your organisation. It helps Australian businesses maintain measurement accuracy, meet regulatory and audit requirements, and protect product quality and reputation.

Accurate and reliable measurements underpin quality, safety, and compliance in almost every Australian workplace, from manufacturing and construction through to laboratories, utilities, and healthcare. This Calibration Procedures Standard Operating Procedure sets out a structured, repeatable method for managing the full calibration lifecycle of instruments and equipment – from planning and scheduling, to execution, documentation, and follow-up. It defines who is responsible, how equipment is assessed for suitability, what standards and references must be used, and how results are recorded and acted on.

By implementing this SOP, organisations can demonstrate due diligence to regulators, customers, and certification bodies by showing that measurement devices are controlled, traceable, and fit for purpose. The procedure helps to reduce the risk of product non-conformance, process deviations, environmental breaches, and data integrity issues that arise from using out-of-tolerance or unverified equipment. It is written with the Australian regulatory environment in mind and supports integration with existing WHS, quality (ISO 9001), and laboratory (ISO/IEC 17025) management systems.

The SOP is suitable for both smaller operations that need a practical, easy-to-follow approach, and larger enterprises seeking to standardise calibration practices across multiple sites. It includes guidance on risk-based calibration intervals, dealing with equipment found out of tolerance, managing subcontracted calibration providers, and maintaining defensible records for audits, tenders, and customer assurance.

Key Benefits

• Standardise calibration practices across all sites and teams, improving consistency and reliability of measurements.
• Ensure traceability of measurements to national and international standards, supporting compliance with Australian regulations and certifications.
• Reduce product defects, process deviations, and rework caused by inaccurate or uncalibrated equipment.
• Streamline planning, scheduling, and documentation of calibration activities, saving time during audits and customer assessments.
• Strengthen risk management by defining clear actions when equipment is found out of tolerance or calibration is overdue.

Who is this for?

• Quality Assurance Managers
• Laboratory Managers
• Maintenance Managers
• Production Managers
• Instrumentation Technicians
• Calibration Technicians
• Engineering Managers
• WHS and Compliance Managers
• Operations Managers
• Environmental Monitoring Officers

Included Sections

• 1.0 Purpose and Scope
• 2.0 Definitions and Abbreviations
• 3.0 Roles and Responsibilities
• 4.0 Applicable Standards, Legislation and References
• 5.0 Calibration Planning and Risk-Based Scheduling
• 6.0 Identification and Classification of Measuring Equipment
• 7.0 Selection of Calibration Methods, Standards and Reference Equipment
• 8.0 Pre-Calibration Checks and Equipment Condition Assessment
• 9.0 Step-by-Step Calibration Procedure
• 10.0 Use of External Calibration Providers and NATA-Accredited Laboratories
• 11.0 Acceptance Criteria, Tolerances and Decision Rules
• 12.0 Management of Out-of-Tolerance Findings and Impact Assessment
• 13.0 Labelling, Status Identification and Equipment Release
• 14.0 Documentation, Records and Data Integrity Requirements
• 15.0 Storage, Handling and Environmental Controls for Measuring Equipment
• 16.0 Training, Competency and Authorisation of Personnel
• 17.0 Decommissioning, Disposal or Downgrading of Equipment
• 18.0 Audit, Review and Continuous Improvement of Calibration Processes

Legislation & References

• ISO 9001: Quality management systems – Requirements (as adopted in Australian quality frameworks)
• ISO/IEC 17025: General requirements for the competence of testing and calibration laboratories
• AS ISO 10012: Measurement management systems – Requirements for measurement processes and measuring equipment
• National Measurement Act 1960 (Cth) and associated regulations (where legal metrology applies)
• NATA requirements for accreditation of laboratories (where applicable)
• AS/NZS ISO 31000: Risk management – Guidelines