Las Cláusulas MAC (Material Adverse Change) (Algunas reflexiones iniciales)

Authors

  • Juan SÁNCHEZ–CALERO GUILARTE
  • Blanca VILLANUEVA GARCÍA–POMAREDA

DOI:

https://doi.org/10.31921/ArbitrajeRACI.n3a2951

Keywords:

MATERIAL ADVERSE CHANGE, PENDINGNESS, ARBITRARINESS, REBUS SIC STANTIBUS, HARDSHIP

Abstract

Clauses inserted in several contracts’ types entitle one of the parties to claim for termination or renegotiation of the contract when “material adverse changes” they have agreed on do take place. This paper assesses the possible problems raised by their inclusion in agreements governed by European civil law and its interpretation principles. In such assessment we point out certain issues of MAC Clauses close to some national institutions and to principles of European Law and of UNIDROIT.

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Author Biographies

  • Juan SÁNCHEZ–CALERO GUILARTE

    Full Professor of Commercial Law
    Complutense University of Madrid

  • Blanca VILLANUEVA GARCÍA–POMAREDA

    Law Degree, Class of 2009. Complutense University of Madrid

References

Ponencia desarrollada el día 12 de marzo de 2010, dentro del “IV Seminario Internacional de Derecho Internacional Privado”, Litigación civil internacional: nuevas perspectivas europeas y de terceros Estados, celebrado en Madrid los días 11 y 12 de marzo de 2010, organizado por el Departamento de Derecho Internacional Público y de Derecho Internacional Privado de la Facultad de Derecho de la Universidad Complutense de Madrid, en colaboración con el Colegio Notarial de Madrid.

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Published

31-03-2025

How to Cite

SÁNCHEZ–CALERO GUILARTE, J., & VILLANUEVA GARCÍA–POMAREDA, B. (2025). Las Cláusulas MAC (Material Adverse Change) (Algunas reflexiones iniciales). Arbitraje. Revista De Arbitraje Comercial Y De Inversiones, 3(3). https://doi.org/10.31921/ArbitrajeRACI.n3a2951