Council Directive 93/23/EEC of 1 June 1993 on the statistical surveys to be carried out on pig production
Modified by
Council Directive 97/77/EC of 16 December 1997 amending Directives 93/23/EEC, 93/24/EEC and 93/25/EEC on the statistical surveys to be carried out on pig, bovine animal and sheep and goat production
| February 5, 1998 | article 6.1 | Amendment |
| February 5, 1998 | article 8.1 | Amendment |
| February 5, 1998 | article 6.2 | Amendment |
| February 5, 1998 | article 1.5 | Addition |
| February 5, 1998 | article 1.4 | Addition |
| February 5, 1998 | article 1.2 | Amendment |
| February 5, 1998 | article 5.3 | Addition |
| February 5, 1998 | article 5.4 | Addition |