(1) This Convention applies to every ship of 400 gross tonnage and above
(2) For EU flagged vessels exceeding 24m in length but less than 400gt
REGULATION (EC) No 782/2003 on the prohibition of organotin
compounds on ships states-
"Ships of 24 metres or more in length, but less than 400 gross tonnage, shall
carry an AFS-Declaration to demonstrate compliance."