Global | EN

Unlocking global markets for BESS

Enabling safe, compliant, and bankable BESS projects across global markets

White paper

18 May 2026

Battery Energy Storage Systems (BESS) are rapidly becoming critical infrastructure as they enable renewable integration, stabilise power grids, and support emerging high demand applications such as AI data centres. 

This white paper explores how organisations can meet expectations on safety, compliance, and performance to achieve market access, strengthen investor confidence, and ensure long-term system reliability.

Why BESS matters

The global BESS market is projected to surpass USD 100 billion by 2030, driven by the growth of renewable energy and the need for more dynamic power management. New applications such as AI data centers, load swing compensation, and grid forming systems bring added operational risks and higher performance expectations. 

Without validated testing and certification: 

  • Projects face delayed approvals and permitting challenges 
  • Insurance and financing risks increase 
  • Global market entry becomes complex 
  • Long-term operational reliability remains uncertain 

Independent validation transforms compliance requirements into competitive and financial advantages. 

What you will learn

  • Pictogram in .SVG for Global Laboratories

    Global BESS regulatory landscape

    Global BESS regulatory frameworks across North America, Europe, Asia-Pacific, and Australia

  • Pictogram in .SVG for Concerns around transparency

    Battery safety risks

    Safety risks, including thermal runaway and fire propagation

  • Pictogram in .SVG for Navigating Regulatory Landscape

    EU Battery Regulation compliance

    Compliance requirements under the EU Battery Regulation (2023/1542)

  • Pictogram in .SVG for Construction monitoring

    End-to-end testing strategies

    From cell and pack level to megawatt-scale system validation

  • Pictogram in .SVG for Certificates

    Certification for project bankability

    How certification supports project financing and bankability

The white paper is designed for decision-makers across the energy storage value chain, including battery manufacturers, system integrators, renewable energy developers, utilities and grid operators, EPC contractors, investors, lenders, and insurers, as well as data centre and critical infrastructure operators. 

Why TÜV SÜD?

With a global network of accredited laboratories and experts across North America, Europe, and Asia-Pacific, TÜV SÜD combines global expertise with local execution, supporting BESS stakeholders through independent testing, inspection, certification, and advisory services.

  • Cell, pack, and system testing
  • Thermal propagation and safety validation 
  • Global certification and market access strategies 
  • Factory Acceptance Testing (FAT) and Site Acceptance Testing (SAT) 
  • Bankability assessments and Technical Due Diligence 
  • Lifecycle compliance and operational validation 
From stabilising AI data centre load swings to enabling grid-forming capabilities for renewable integration, BESS is becoming critical infrastructure. At TÜV SÜD, we ensure these systems are safe, reliable, and ready for global deployment.
Marco Frank

Marco Frank

Energy Storage Section Manager, TÜV SÜD

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