SINGAPORE

Surface Area: 641km2
Population: 2930200


1. LAWS OF METROLOGY

1.1 Legal requirements for traceability

The weights and Measures Act Chapter 349 requires the maintenance of the standard of weights and measures by reference to specified standards of measurement traceable to the national standard.

2. LEGAL UNITS OF MEASUREMENT

All instruments used in Singapore shall be in SI units except the customary Chinese units (tahils) which are still permitted for trading in Chinese herb/medicine.

3. STRUCTURE OF METROLOGICAL CONTROL AUTHORITIES

3.1 National organisation for legal metrology

The authority for legal metrology is:
Weights and Measures Office
Ministry of Trade and Industry
Bright Hill Drive
Singapore 2057
Telephone: 453 2521
Fax: 458 1441

3.2 Custodian of National Standards

The National Metrology Centre of the Singapore Institute of Standards & Industrial Research (SISIR) is the custodian of national standards at the following address:
National Metrology Centre
Singapore Institute of Standards & Industrial Research
1 Science Park Drive
Singapore 0511
Kent Ridge PO Box 1128
Singapore 9111
Telephone: 772 9527
Fax: 778 3798

3.3 National organisation responsible for maintaining primary standards

The National Metrology Centre, SISIR, is responsible for maintaining the primary standards which are traceable to international standards.

3.4 Regional and local verification organisations

The weights and Measures Office is responsible for the day-to-day verification of equipment used for trade purposes.

3.5 Instrument calibration and evaluation systems

The Singapore Laboratory Accreditation Scheme (SINGLAS) accredits testing and calibration laboratories in the country.

SISIR also conducts testing and calibration of weighing or measuring instruments for industrial and research purposes.

The weights and Measures Office is responsible for the verification and stamping of weighing or measuring instruments which are used for trade.

4. RANGE OF EQUIPMENT SUBJECT TO LEGAL METROLOGY

The range of equipment subject to legal metrology is as follows;
(a) linear measures;
(b) liquid capacity measures;
(c)dry capacity measures;
(d) weights;
(e) beam scales;
(f) balances;
(g) dachings;
(h) counter machines;
(i) spring balances;
(j) steelyard;
(k) dead-weights machines;
(1) platform weighing machines;
(m) weigh bridges;
(n) crane weighing machines;
(o) automatic weighing machines;
(p) person weighing machines; and
(q) measuring instruments for the measurement of liquid fuel and lubricants.
Electricity, gas, water and taxi meter legislations are administered by other governmental agencies.

5. TYPE APPROVAL ( i.e. PATTERN APPROVAL)

The weights and Measures Office at present does not conduct pattern approval testing.

6. VERIFICATION (CONFORMITY ASSESSMENT), INSPECTION AND REVERIFICATION

6.1 Legal and technical requirements for verification and reverification

All new or repaired weighing or measuring instrument can only be used for trade purposes after it has been verified, approved and stamped by the weights and Measures Inspector.
The instrument thus verified and passed for trade use will be sealed and marked with a stamp and reference number.

The basic requirements for verification and certification are:

(a) The instruments must operate within the permissible errors prescribed in the weights and Measures Regulations; and

(b)The instruments must have graduation in SI units with the exception of the customary units of measurement (Chinese tahilsl permitted for certain applications.

6.2 Range of equipment verified and reverified and any statistical information available

The weights and Measures Office keeps the record of the type and number of instruments approved and verified.

6.3 Fee structure

Fees for verification and reverification are tabled in the weights and Measures (Fees) Regulations.

7. ACCREDITATION AND CERTIFICATION SYSTEMS

7.1 Accreditation systems for legal metrology, calibration and testing laboratories. Traceability to national, regional, international or foreign measurement standards

The Weights and Measures Office is the only authorised organisation that can undertake any activity related to legal metrology.


The National Metrology Centre of SISIR maintains the primary, secondary and tertiary standards of measurement, while the weights and Measures Office, SINGLAS accredited laboratories and industries maintain their secondary, tertiary and working standards. They are all traceable to SISIR.

7.2 Legal and applied metrological activities in products certification

SISIR operates the product certification scheme.

7.3 Legal and applied metrological activities in ISO 9000 quality management systems.

Singapore has adopted the ISO 9000 series of standards in its entirety as the national quality standards. Quality certification to ISO 9000 is provided by SISIR and private certification bodies. 

8. LEGAL METROLOGY PRACTITIONERS

8.1 Numbers

The Director, Ministry of Trade and Industry is the Controller of weights and Measures. The Deputy Director, Domestic Trade Section, Ministry of Trade and Industry is the Deputy Controller of weights and Measures. The Assistant Director, Domestic Trade Section, Ministry of Trade and Industry is the Assistant Controller of Weights and Measures.

The Weights and Measures office is staffed by a head, two inspectors of weights and Measures and seven artificers in the enforcement of the weights and Measures Act including the verification of equipment.

8.2 Qualification/training

The minimum education qualification for the Inspector of Weights and Measures is an "O" level General Certificate of Education. The Inspectors of Weights and Measures would be given on-the-job training pertaining to verification, inspection and the relevant laws on weights and measures.

9. PACKAGING

The Weights and Measures Act requires that the net quantity of any pre-packed goods for sale shall not be less than the declared net quantity. Otherwise, it can be an offence under the Weights and Measures Act.

With regard to misleading or deceptive conduct in packaging, this is dealt with under the Consumer's Protection Act which is enforced by the Ministry of Trade and Industry.

Under the Weights and Measures (Prescribed Quantities of Pre-packed Goods For Sale By Retail) Order, there are nine essential items namely rice, sugar, wheat flour, butter, margarine, edible oil, milk powder, cooking salt and powdered detergent which are required to be packed in the prescribed quantities.

10. SANCTIONS

  1. Any person guilty of an offence under Section 11(1), 11(2), 14(1), 1413), 19(1), 19(2), or 32(1) of the weights and Measures Act shall be liable on conviction to a fine not exceeding S$5,000 or imprisonment for a term not exceeding three months or both.
  2. Any person guilty of an offence under any provision of the weights and Measures Act other than those mentioned in (a) above shall be liable to a fine not exceeding S$2,000.
  3. Any person who manufactures for sale or repairs any weighing or measuring equipment for trade without a licence from the Controller authorising him to do so shall be liable on conviction to a fine not exceeding S$2,000, or to imprisonment for a term not exceeding three months under the weights and Measures Regulations.
  4. Any licensee who makes available any weighing or measuring equipment for use trade which is false or unjust, tampered with or unstamped, shall be liable for on conviction to a fine not exceeding S$2,000 or to imprisonment for a term not exceeding three months under the weights and Measures Regulations.


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