Changes to 91/635/EEC: Commission Decision of 29 November 1991 amending Decision 90/505/EEC authorizing certain Member States to provide for derogations from certain provisions of Council Directive 77/93/EEC in respect of sawn wood of conifers originating in Canada (Only the Spanish, German, Greek, English, French, Italian, Dutch and Portuguese texts are authentic)
EU Decision 1991/635
No changes to 91/635/EEC: Commission Decision of 29 November 1991 amending Decision 90/505/EEC authorizing certain Member States to provide for derogations from certain provisions of Council Directive 77/93/EEC in respect of sawn wood of conifers originating in Canada (Only the Spanish, German, Greek, English, French, Italian, Dutch and Portuguese texts are authentic) are recorded.
From legislation.gov.uk's record of changes, the official one: see it there.