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Amount of the procedure *

Number of arbitrators

According to the provisions of Article 10.1 of the Rules: The Court shall determine the amount of the proceedings, taking into account the claims claimed in each arbitration, the economic interest of the arbitration and its complexity. The Court shall fix the amount of the advance on costs of the arbitration, including any applicable taxes.

In exercising this function of fixing the amount of the proceedings, the Court shall follow the guidelines explained in the following Note.

Payments shall be made to the following account of the Official Chamber of Commerce, Industry and Services of Madrid. Bank of the Beneficiary:

La Caixa
C.C.C: ES63 2100-3059-92-2200893526
C/ Ortega y Gasset, 47 28006 Madrid

IBAN: ES63+ account number
Swift Code (BIC): CAIXESBB




This calculator applies to domestic arbitrations and international arbitrations arising from arbitration agreements signed before 1 January 2020. For international arbitrations deriving from arbitration agreements signed on or after 1 January 2020, which are deemed to have been submitted to the International Centre of Madrid (CIAM), the rules on the quantification of arbitrations of that institution shall apply. You can find the CIAM calculator and related documents here .

The Annex to the Court’s Rules on Arbitration Costs applicable to arbitrations commenced on or after 02 February 2022 can be found here.


The rules on costs for arbitrations initiated earlier can be found here for cases commenced from 01 September 2020 up to 01 February 2022 included.