Test Labs

There are over 100 CTIA Certification Authorized Test Labs (ATLs) worldwide. CTIA Certification ensures these ATLs meet the highest standards through a rigorous, multi-layered process that includes independent accreditation, detailed technical validation, and continuous oversight.

Download the Policies and Procedures for Authorized Test Labs if your laboratory is interested in becoming authorized by CTIA Certification, or if you would like more information about our lab authorization policies and processes.  

Download ATL Policies & Procedures

Ensuring Excellence: CTIA Certification’s Rigorous Framework for Authorizing and Governing Test Labs

CTIA Certification achieves ATL excellence through consistently enforced, multi-layered controls. Together, these controls create a closed-loop system that not only validates laboratory competence at entry but also ensures sustained excellence and consistency over time.

External Validation

  • Obtain ISO/IEC 17025 accreditation aligned to CTIA test scopes
  • CTIA Certification-appointed external reviewers
  • Peer comparison testing across labs

Comprehensive Technical Audits

  • Undergo formal audit (on-site or off-site depending on scope)
  • Deficiency identification
  • Mandatory corrective actions
  • Final approval only after all deficiencies are resolved

Ongoing Industry Engagement

  • Attend working groups and plenaries
  • Participate in conference calls and technical discussions
  • Contribute to standards development (e.g., 3GPP)

Continuous Performance Monitoring

  • Maintain ISO/IEC 17025 accreditation
  • Periodic inter-laboratory comparison testing
  • Mandatory annual capability submission

Strict Enforcement Mechanisms

  • Probation (with root cause + corrective action required)
  • Suspension or revocation of ATL status
  • Mandatory reapplication for repeat failures

Questions?

Lab-related questions and requests for information can be directed to application@ctiacertification.org.

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