Skip to content
BOE-A-2026-836 ·14 January 2026 ·Resolution Low impact
Tax

RS ISOLSEC, SLU: Renewal authorised for the use and installation of model J..FB transformer in the electrical grid

The Directorate General for Industry of the Generalitat de Catalunya has authorised the renewal of the permit for the use and installation in the electrical grid of the medium-voltage current transformer, brand RS ISOLSEC, model J..FB (First). This resolution extends the validity of the model manufactured by RS ISOLSEC, SLU, subject to technical conditions regarding voltage, frequency, and accuracy (First).

In 2 key points

  1. The authorisation has a maximum validity period of five years (Second.1). (Segundo.1)
  2. The instruments must pass the initial verification control by an officially authorised electrical measurement verifier (Second.2). (Segundo.2)

How it affects those involved

For the entity RS ISOLSEC, SLU, this guarantees the commercial continuity of its J..FB transformer model in the Catalan market under the framework of the Unified Regulation of electrical system metering points (Grounds 1). Users and installers of this equipment must ensure that the instruments pass the initial verification control by an officially authorised verifier prior to installation (Second.2).

Lifecycle

2026-01-14PublishedPublished in the BOE
Official text Based on BOE data (boe.es). Information, not advice.

Does this provision affect you?

The tax team reviews your specific situation.

Talk to the tax team
This analysis is informational only and does not constitute legal advice or create a client-adviser relationship. BM Consulting.
Email
Contact