Changes made by Council Directive of 16 December 1991 on the reciprocal recognition of national boatmasters' certificates for the carriage of goods and passengers by inland waterway (91/672/EEC)
EU Directive 1991/672
No changes made by Council Directive of 16 December 1991 on the reciprocal recognition of national boatmasters' certificates for the carriage of goods and passengers by inland waterway (91/672/EEC) are recorded.
From legislation.gov.uk's record of changes, the official one: see it there.