Changes made by 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)
EU Directive 1991/533
No changes made by 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) are recorded.
From legislation.gov.uk's record of changes, the official one: see it there.