Changes made by Council Directive 63/261/EEC of 2 April 1963 laying down detailed provisions for the attainment of freedom of establishment in agriculture in the territory of a Member State in respect of nationals of other countries of the Community who have been employed as paid agricultural workers in that Member State for a continuous period of two years
EU Directive 1963/261
No changes made by Council Directive 63/261/EEC of 2 April 1963 laying down detailed provisions for the attainment of freedom of establishment in agriculture in the territory of a Member State in respect of nationals of other countries of the Community who have been employed as paid agricultural workers in that Member State for a continuous period of two years are recorded.
From legislation.gov.uk's record of changes, the official one: see it there.