# Council Directive of 14 October 1991 on an employer's obligation to inform employees of the conditions applicable to the contract or employment relationship (91/533/EEC), Article 5: Modification of aspects of the contract or employment relationship

Extent: E+W+S+N.I.

1. Any change in the details referred to in Articles 2 (2) and 4 (1) must be the subject of a written document to be given by the employer to the employee at the earliest opportunity and not later than one month after the date of entry into effect of the change in question.
2. The written document referred to in paragraph 1 shall not be compulsory in the event of a change in the laws, regulations and administrative or statutory provisions or collective agreements cited in the documents referred to in Article 3, supplemented, where appropriate, pursuant to Article 4 (1).

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Source: https://www.legislation.gov.uk/eudr/1991/533/article/5 (the official version)
Page: https://openlegislation.uk/eu-directive-1991-533/article-5
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.