UNTIL SUCH AUTHORIZATIONS EXPIRE .
SUCH AUTHORIZATIONS SHALL NOT , HOWEVER , BE RENEWED , SAVE TO THE EXTENT NECESSARY TO ENSURE THAT , WHERE A SHUTTLE SERVICE IS OPERATED UNDER MORE THAN ONE NATIONAL AUTHORIZATION , THESE ALL EXPIRE AT THE SAME TIME .
ARTICLE 21
MEMBER STATES MAY , ON A BILATERAL OR MULTILATERAL BASIS , AGREE THAT , NOTWITHSTANDING ARTICLES 13 , 14 AND 16 , A MEMBER STATE IN WHOSE TERRITORY IS SITUATED THE PLACE AT WHICH PASSENGERS ARE TO BE TAKEN UP IN ORDER TO BE CARRIED TO THE PLACE WHERE THEY ARE TO STAY MAY ISSUE AUTHORIZATIONS WITHOUT FURTHER REFERENCE TO THE OTHER MEMBER STATES PARTIES TO THE AGREEMENT .
ARTICLE 22
THE DOCUMENTS PROVIDED FOR IN ARTICLES 3 , 12 AND 17 SHALL TAKE THE PLACE OF EXISTING APPLICATION FORMS , AUTHORIZATIONS AND CONTROL DOCUMENTS .
ARTICLE 23
THIS REGULATION SHALL APPLY FROM 1 JANUARY 1973 , EXCEPT FOR ARTICLES 3 ( 4 ) AND 12 ( 1 ) , WHICH SHALL APPLY FROM THE ENTRY INTO FORCE OF THIS REGULATION .
ARTICLE 24
MEMBER STATES SHALL , BEFORE 1 OCTOBER 1972 AND AFTER CONSULTING THE COMMISSION , ADOPT SUCH LAWS , REGULATIONS OR ADMINISTRATIVE PROVISIONS AS MAY BE NECESSARY FOR THE IMPLEMENTATION OF THIS REGULATION .
SUCH MEASURES SHALL COVER , INTER ALIA , THE ORGANIZATION OF , PROCEDURE FOR , AND MEANS OF CARRYING OUT , CHECKS ON COMPLIANCE AND THE PENALTIES APPLICABLE IN CASE OF BREACH .
THIS REGULATION SHALL BE BINDING IN ITS ENTIRETY AND DIRECTLY APPLICABLE IN ALL MEMBER STATES .
DONE AT BRUSSELS , 28 FEBRUARY 1972 .
FOR THE COUNCIL
THE PRESIDENT
G . THORN