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The European Cyber Resilience Act (CRA) introduces mandatory cybersecurity requirements for all products with digital elements across the European Union. As a directly applicable EU regulation, the CRA is already legally binding in all Member States, with its obligations entering into force progressively: the designation of conformity assessment bodies from June 2026, manufacturer reporting obligations from September 2026, and full product‑level cybersecurity requirements from December 2027. Because CRA conformity is assessed at the product level, photovoltaic (PV) inverters—now among the most widely deployed and exposed distributed energy resources (DER)—require clear, technology‑specific guidance to meet these obligations. However, the PV industry currently lacks a sector‑specific technical standard capable of translating the CRA’s horizontal requirements into concrete, verifiable controls for inverter manufacturers. This regulatory gap creates uncertainty for compliance, hinders harmonized conformity assessment, and exposes critical DER assets to avoidable cybersecurity risks.This paper provides the first systematic analysis of the misalignment between CRA obligations and existing PV‑related standards, demonstrating that frameworks such as IEC 62443, ETSI EN 303 645, IEEE 1547, and UL 2941 are either too generic, incomplete, or not tailored to inverter architectures, lifecycle processes, and communication interfaces. We argue that a dedicated product‑level standard is essential to operationalize CRA requirements for secure development, secure update, vulnerability handling, SBOM transparency, interface protection, and conformity assessment. Building on the structure and principles of an internal working‑level concept informally referred to as IEC 6XXXX‑1 “Cybersecurity of Utility‑Interconnected PV Inverters,” we illustrate how a future sectoral standard with this scope and characteristics could provide the necessary foundation for CRA alignment—even though no such standard has been formally proposed within IEC.By mapping CRA essential requirements to inverter‑specific technical controls and lifecycle processes, this work shows how a product‑level sectoral standard can provide manufacturers with a clear path to compliance while enabling regulators, test laboratories, and grid operators to enforce consistent security baselines. The paper concludes that without such a standard, CRA compliance for PV inverters will remain fragmented, unverifiable, and insufficient to protect Europe’s rapidly expanding solar infrastructure. While system‑level cybersecurity frameworks are also needed, the CRA makes clear that compliance must begin with the component—making a dedicated inverter standard an urgent and strategic priority.Disclaimer — “IEC 6XXXX‑1” referenced throughout this paper is a working‑level conceptual framework, not an approved or formally proposed IEC project. It is used solely to illustrate the type of requirements that a future sector‑specific standard would need to incorporate in order to align with CRA obligations.