(a) All vessels intending to transit the Panama Canal, other than vessels of war, must be measured and certificated under the system prescribed in 35 CFR part 135.
(b) All vessels intending to transit the Suez Canal must be measured and certificated under the Arab Republic of Egypt Suez Canal Authority Rules of Navigation, part IV.
(c) Panama Canal and Suez Canal tonnage certificates are in addition to tonnage certificates issued under this part.
(d) Tonnage measurement services for Panama Canal and Suez Canal certificates are provided by measurement organizations authorized by the respective canal authority.