The Rules have been published jointly in this manner since 1952, although the code was not completely uniform until 2000 (with mostly minor revisions to Appendix I).
這種針對規則共同修訂並同時發行的工作早在1952年就已開始，當時各自的規則編碼並不完全一致，直到2000年（藉著對附錄I中大量的次要項目作修訂）才底定。