Merchant Shipping Act
(Chapter 179, Section 392)
Merchant Shipping (Tonnage) Regulations
Rg 12
G.N. No. S 241/1985

REVISED EDITION 1990
(25th March 1992)
[6th September 1985]
Citation
1.  These Regulations may be cited as the Merchant Shipping (Tonnage) Regulations.
PART I
GENERAL PROVISIONS
Definitions
2.  In these Regulations, unless the context otherwise requires —
“amidships” means the midpoint of the length (as defined below);
“Certifying Authority” means the Director of Marine and any other organisation authorised by the Minister under the Merchant Shipping (Authorised Organisations) Regulations 1996 (G.N. No. S 44/96);
[S 63/96 wef 02/02/1996]
“Contracting State” means a State which is a party to the Convention;
“Convention” means the International Convention on Tonnage Measurement of Ships, 1969 signed in London on 23rd June 1969, and any amendment thereto which has come into force and has been accepted by the Government;
“Director” means the Director of Marine appointed under section 6 of the Act;
“existing ship” means a ship which is not a new ship;
“gross tonnage” means the measure of the overall size of a ship determined in accordance with these Regulations;
“length” means 96% of the total length on a waterline at 85% of the least moulded depth measured from the top of the keel, or the length from the fore side of the stem to the axis of the rudder stock on the waterline, if that be greater. In ships designed with a rake of keel the waterline on which this length is measured shall be parallel to the designed waterline;
“net tonnage” means the measure of the useful capacity of a ship determined in accordance with these Regulations;
“new ship” means a ship the keel of which is laid, or which is at a similar stage of construction, on or after 18th July 1982.
Application
3.—(1)  Unless expressly provided otherwise, these Regulations shall apply to the following ships registered or to be registered as Singapore ships:
(a)new ships of 24 metres in length and above;
(b)existing ships of 24 metres in length and above which undergo alterations or modifications on or after 18th July 1982 which the Director considers to be a substantial variation in their existing gross tonnage;
(c)new ships of less than 24 metres in length registered before 6th September 1985 and existing ships, if the owner so requests;
(d)all existing ships of 24 metres in length and above after 17th July 1994, except that such ships, apart from those mentioned in sub-paragraphs (b) and (c), shall retain their then existing tonnages for the purpose of the application to them of the requirements of other existing Regulations made under the Act;
(e)new ships of less than 24 metres in length registered on or after 6th September 1985; and
(f)new ships of less than 24 metres in length registered before 6th September 1985 and existing ships of less than 24 metres in length, which undergo alterations or modifications on or after 6th September 1985 which the Director considers to be a substantial variation in their existing gross tonnage.
(2)  An existing ship of 24 metres in length and above which is registered as a Singapore ship before 18th July 1994 and a new ship of less than 24 metres in length registered as a Singapore ship before 6th September 1985 and an existing ship of less than 24 metres in length may have its gross and net tonnages determined in accordance with the provisions of the tonnage regulations of any maritime nation which were acceptable to the Director prior to 6th September 1985 and these tonnages shall not be re-determined except in accordance with Part II or with the approval of the Director.
(3)  Every Singapore ship which has its gross and net tonnages determined in accordance with Part II shall not have its gross and net tonnages re-determined unless it is in accordance with the provisions of these Regulations.
Interim scheme for tonnage measurement for certain ships
4.—(1)  A Singapore ship which is required to have its tonnages determined in accordance with Part II may, at the request of the owner, use the gross tonnage determined in accordance with the provisions of the tonnage regulations of any maritime nation which were acceptable to the Director prior to 6th September 1985 for the purpose of application of the provisions of the Merchant Shipping (Safety Convention) Regulations [Rg 11] and the Merchant Shipping (Non-Convention Ships) Safety Regulations [Rg 9] or any Regulations replacing these Regulations, if —
(a)the keel of the ship is laid or is at a similar stage of construction not later than 31st December 1985 in respect of all the provisions of those Regulations;
(b)the keel of the ship is laid or is at a similar stage of construction after 31st December 1985 but before 18th July 1994, only in respect of Regulation 3 of Chapter IV of the Merchant Shipping (Safety Convention) Regulations; and
(c)the keel of the ship is laid or is at a similar stage of construction after 31st December 1985, only in respect of the provisions of those Regulations applying to cargo ships of less than 1,600 tons gross tonnage (determined as provided above) and until 18th July 1994.
(2)  For a Singapore ship to which paragraph (1) applies, its certificates or other documents issued in accordance with the provisions of those Regulations stated in that paragraph shall show only the gross tonnage as determined under that paragraph with the following footnote:
The above gross tonnage has been measured in accordance with tonnage rules which were acceptable to the Government of Singapore prior to the coming into force of the International Convention on Tonnage Measurement of Ships 1969.”.
(3)  In the case of a Singapore ship to which paragraph 1(b) applies, the entry specified in paragraph (2) shall be made only in its Cargo Ship Safety Radiotelephony Certificate.
Director to be notified of alteration or modification of ships
5.—(1)  Where —
(a)a new ship of less than 24 metres in length registered before 6th September 1985 or an existing ship is to undergo any alteration or modification in the construction; or
(b)a ship which has been issued with a tonnage certificate under the provisions of these Regulations is to undergo alterations in the arrangement, construction, capacity, use of spaces, total number of passengers the ship is permitted to carry as indicated in the ship’s passenger certificate, assigned load line or permitted draught of the ship such as would result in an increase in the gross or net tonnage of the ship, its owner or his representative shall give to the Director prior notification in writing of the intended alteration or modification. The notification shall include details of the nature and extent of the alterations or modifications.
(2)  If the owner of a ship or his representative fails to comply with the requirements of paragraph (1), he shall be guilty of an offence and shall be liable on conviction to a fine not exceeding $2,000.
Application for determination of tonnages
6.—(1)  Application for the determination of the tonnage of a ship shall be made to the Certifying Authority by or on behalf of the owner of the ship.
(2)  The owner of the ship or his representative shall make the ship available for measurement by the Certifying Authority and afford all necessary facilities for its inspection and measurement and shall furnish to the Certifying Authority with such plans, drawings, calculations, specifications and other documents relating to the ship as the Certifying Authority may require.
Issue of certificate
7.—(1)  The Certifying Authority shall issue to every ship the gross and net tonnages of which have been determined in accordance with Part II —
(a)an International Tonnage Certificate (1969) where the length of the ship is 24 metres and above;
(b)a Singapore Tonnage Certificate where the length of the ship is less than 24 metres.
(2)  The International Tonnage Certificate (1969) and the Singapore Tonnage Certificate shall be in the Forms I and II, respectively, set out in the First Schedule.
Issue of certificate by government of another Contracting State
8.—(1)  The Director may request the government of a Contracting State to determine the gross and net tonnages of a Singapore ship or a ship intended to be registered in Singapore to which the Convention applies and issue an International Tonnage Certificate (1969) to the ship in accordance with the Convention.
(2)  The Director may, at the request of the government of a Contracting State, determine the gross and net tonnages of a ship flying the flag of that State and issue an International Tonnage Certificate (1969) to the ship in accordance with the Convention.
(3)  A certificate issued under paragraph (1) or (2) shall be treated as if it were issued under these Regulations.
Cancellation of certificates
9.—(1)  Unless decided by the Director otherwise, a certificate issued under these Regulations shall cease to be valid and shall be surrendered to the Director for cancellation if alterations have taken place in the arrangement, construction, capacity, use of spaces total number of passengers the ship is permitted to carry as indicated in the ship’s passenger certificate, assigned load line or permitted draught of the ship, such as would result in an increase in the gross tonnage or net tonnage.
(2)  The International Tonnage Certificate (1969) held by a foreign registered ship at the time of its transfer to the Singapore registry shall remain in force until the expiry of a period of 3 months from the date of the transfer or until the Certifying Authority issues a new International Tonnage Certificate (1969) to replace it, whichever occurs earlier.
Inspection
10.—(1)  A ship flying the flag of a Contracting State shall be subject when in Singapore to inspection by the Director. Such inspection shall be limited to the purpose of verifying —
(a)that the ship is provided with a valid International Tonnage Certificate (1969); and
(b)that the main characteristics of the ship correspond to the data given in the certificate.
(2)  Any such inspection shall not cause any delay to the ship.
(3)  If the inspection reveals that the main characteristics of the ship differ from those entered in the International Tonnage Certificate (1969) so as to lead to an increase in the gross tonnage or the net tonnage, the government of the State whose flag the ship is flying shall be informed by the Director without delay.
[G.N. Nos. S 241/85; S 261/85]