The Protocol to amend the International Convention for the Unification of Certain Rules of Law Relating to Bills of Lading, signed at Brussels on 25th August, 1924.
These amendments to the Hague Rules, adopted in Brussels on February 23rd, 1968, came into force on June 23rd, 1977, for ten nations and since then for many more.
The Visby Rules were the result of the CMI Conference of 1963 in Stockholm, Sweden, which formally adopted the Rules in the ancient town of Visby after the Conference.
The Hague/Visby Rules are the Hague Rules as amended by the Visby Rules. A further Protocol to Amend the International Convention for the Unification of Certain Rules of Law Relating to Bills of Lading signed at Brussels on August 25th, 1924 as Amended by Protocol of February 23rd, 1968, was adopted on December 21st, 1979 and entered into force on February 14th, 1984.
Most nations which have adopted Visby have adopted this Protocol, which is called the 'Visby S.D.R. Protocol'.