Energy BOE Importance: 4/10

The CSN establishes new safety requirements for spent nuclear fuel storage containers

09 Apr 2026 Effective: 23 Feb 2026 19 views
Who is affected:
Holders and operators of nuclear installations with temporary spent fuel storage

Summary

The Nuclear Safety Council updates the technical safety standards for containers where used nuclear fuel from power plants is temporarily stored.

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CSN Instruction IS-20 revision 1 establishes the technical and safety requirements applicable to containers used for temporary storage of spent nuclear fuel. This revision updates the previous regulations adapting them to the most recent international standards in nuclear safety matters. It directly affects holders of …

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Full official title

Instrucción IS-20, revisión 1, de 23 de febrero de 2026, del Consejo de Seguridad Nuclear, por la que se establecen los requisitos de seguridad relativos a contenedores de almacenamiento temporal de combustible nuclear gastado.

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