4. Where a European standardisation organisation adopts a harmonised standard and proposes the harmonised standard to the Commission for the publication of its reference in the Official Journal of the European Union, the Commission shall assess the harmonised standard in accordance with Regulation (EU) No 1025/2012. When such a reference to a harmonised standard is published in the Official Journal of the European Union, the Commission shall repeal the implementing acts referred to in paragraph 2 of this Article, or parts thereof, which cover the same requirements laid down in or pursuant to Articles 5 to 12, 24 and 26.