MEASUREMENT ACT

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MEASUREMENT ACT — 법갈피

Article 6(Prohibition on use of nonlegal units) #

(1) No one shall manufacture or import any measuring instrument or any product marked in units other than legal units (hereinafter referred to as "nonlegal unit"); provided, the same shall not apply to any of the following measuring instruments or products:

1. A measuring instrument used to measure export products or products imported for reexport;

2. A measuring instrument used to measure ships, airplanes, or commodities for military purposes;

3. A measuring instrument used to measure commodities utilized for research and development;

4. A measuring instrument or product for export;

5. A measuring instrument or product imported as raw materials or components of export products.

(2) No one shall use nonlegal units for the purpose of measurement or advertisements; provided, the same shall not apply to any of the following:

1. Measurement of export products or products imported for reexport;

2. Measurement of ships, airplanes, or commodities for military purposes;

3. Measurement of commodities utilized for research and development.

(3) Notwithstanding paragraphs (1) and (2), any person who meets the labeling requirements determined by Decree of the Ministry of Trade, Industry and Resources may mark nonlegal units, along with legal units. <Amended on Oct. 1, 2025>

(4) The Minister of Trade, Industry and Resources or the Special Metropolitan City Mayor, a Metropolitan City Mayor, the Mayor of a Special Self-Governing City, a Do governor, or the Governor of a Special Self-Governing Province (hereinafter referred to as the "Mayor/Do Governor") shall control the use of nonlegal units, and may issue an order to mark legal units, to a person who has used nonlegal units. <Amended on Oct. 1, 2025>

(5) The person in receipt of order to mark legal units pursuant to paragraph (4) shall comply with the relevant order, and make a report to the Minister of Trade, Industry and Resources or the Mayor/Do Governor on the result of such execution. <Amended on Oct. 1, 2025>

(6) The procedures for issuing an order to mark legal units under paragraph (4) and making a report on the result under paragraph (5) shall be determined by Decree of the Ministry of Trade, Industry and Resources. <Amended on Oct. 1, 2025>

Article 7(Registration of business of manufacturing measuring instruments) #

(1) A person who intends to engage in the business of manufacturing measuring instruments, business of repairing measuring instruments, or business of measurement and certification in accordance with the following classification, shall file for registration with a Mayor/Do Governor, as prescribed by Presidential Decree:

1. The business of manufacturing measuring instruments: Business of manufacturing measuring instruments or repairing the instruments he or she has manufactured;

2. The business of repairing measuring instruments: Business of repairing measuring instruments (excluding measuring instruments he or she has repaired);

3. The business of measurement and certification: Business of taking measurements with measuring instruments and certifying the authenticity of measured values.

(2) Each person who intends to file for registration pursuant to paragraph (1) shall meet the criteria for registration prescribed by Presidential Decree for self-owned facilities, inspection facilities and equipment, etc. necessary to conduct the business of manufacturing measuring instruments, business of repairing measuring instruments, and business of measurements and certification.

(3) The scope of the business of repairing measuring instruments referred to in paragraph (1)2 shall be determined by Presidential Decree.

(4) Where registered matters are changed, a person who has registered his or her business of manufacturing measuring instruments (hereinafter referred to as "manufacturer"), a person who has registered his or her business of repairing measuring instruments (hereinafter referred to as "repairer"), and a person who has registered his or her business of measurement and certification (hereinafter referred to as "measurement and certification business operator") shall file a report on changes with the Mayor/Do Governor within 30 days, as prescribed by Decree of the Ministry of Trade, Industry and Resources. <Amended on Oct. 1, 2025>

(5) Within seven days of the receipt of the report on changes prescribed in paragraph (4), the Mayor/Do Governor shall notify the reporter of whether the report has been accepted. <Added on Dec. 12, 2017>

(6) Where the Mayor/Do Governor fails to notify the reporter of whether the report has been accepted or the treatment period has been extended pursuant to Acts or subordinate statues concerning treatment of civil petitions within the deadline prescribed in paragraph (5), it shall be deemed that the report has been accepted on the day following the date when the period (referring to the relevant treatment period, where the treatment period is extended or extended again pursuant to Acts or subordinate statues concerning treatment of civil petitions) ends. <Added on Dec. 12, 2017>

Article 12(Report on discontinuance of business) #

(1) Where a manufacturer, etc. discontinues or suspends business or restarts suspended business, he or she shall report such fact to the competent Mayor/Do Governor within 30 days, as prescribed by Decree of the Ministry of Trade, Industry and Resources. <Amended on Oct. 1, 2025>

(2) Where there is no defect in matters to be stated in a report prescribed in paragraph (1) and attached documents, and formal requirements prescribed in Acts or subordinate statues are satisfied, a report shall be deemed made when a written report has reached a receiving agency. <Added on Dec. 12, 2017>

(3) Where a person who has reported business closure pursuant to paragraph (1) has made a registration, designation or report pursuant to Article 7, 8 or 9 for the same type of business as at the time of reporting business closure within six months from the date when he or she has reported business closure, the relevant manufacturer, etc. shall succeed to the status of a manufacturer, etc. before business closure is reported. <Amended on Dec. 12, 2017>

(4) A person who has succeeded to the status of a manufacturer, etc. pursuant to paragraph (3) shall succeed to effects of an administrative disposition rendered against a manufacturer, etc. before business closure is reported. <Amended on Dec. 12, 2017>

(5) The Mayor/Do Governor may order a person who has succeeded to the status of a manufacturer etc. before business closure is reported pursuant to paragraph (3) to cancel a registration or designation prescribed in Article 13, close down a business place or suspend a business due to violations committed before business closure is reported. <Amended on Dec. 12, 2017>

(6) Where a manufacturer, etc. reports business closure to the head of the competent tax office pursuant to Article 8 of the Value-Added Tax Act or the head of the competent tax office revokes business registration, the Mayor/Do Governor may revoke such registration, designation or reports ex officio. <Amended on Dec. 12, 2017>

(7) The Mayor/Do Governor may request the head of the competent tax office to provide information concerning reports on business closure by a manufacturer, etc. or whether business registration is revoked, when necessary for revoking a registration, designation or reports ex officio prescribed in paragraph (6). In such cases, the head of the competent tax office, in receipt of a request, shall provide the relevant information to the Mayor/Do Governor pursuant to Article 36(1) of the Electronic Government Act, without delay. <Added on Dec. 12, 2017>

Article 26(Designation of verification bodies) #

(1) The Minister of Trade, Industry and Resources may designate verification bodies to professionally and efficiently perform verification and re-verification business referred to in Articles 23 through 25; provided, he or she shall not designate an institution as a verification body, for which one year has yet to elapse after its designation as a verification body is canceled pursuant to Article 28(1). <Amended on Oct. 1, 2025>

(2) An institution which intends to be designated as a verification body pursuant to paragraph (1) shall file an application with the Minister of Trade, Industry and Resources after satisfying all of the following requirements: <Amended on Oct. 1, 2025>

1. To be a non-profit corporation or organization;

2. To meet the requirements prescribed by Presidential Decree for verification personnel, verification facilities and equipment, etc.;

3. To secure independence by not receiving financial assistance from a manufacturer or importer;

4. To be recognized as an inspection body in a field related to measuring instruments under Article 23 of the Framework Act on National Standards.

(3) Notwithstanding paragraph (1), if a manufacturer (including a person who exports measuring instruments to the Republic of Korea after manufacturing them in a foreign country) which meets all of the following requirements, files an application for such designation, the Minister of Trade, Industry and Resources may designate such manufacturer as a manufacturer capable of conducting verification (hereinafter referred to as "self-verification manufacturer") and permit the manufacturer to directly verify (excluding re-verification referred to in Articles 24 and 25) the measuring instruments it manufactured; provided, no manufacturer for which one year has yet to elapse after its designation as a self-verification manufacturer is canceled pursuant to Article 28(1) shall be designated as a self-verification manufacturer: <Amended on Oct. 1, 2025>

1. To meet the requirements prescribed by Presidential Decree for verification personnel, verification facilities and equipment, etc.;

2. To be recognized as an inspection body in a field related to measuring instruments under Article 23 of the Framework Act on National Standards;

3. The verification failure rate of measuring instruments during the past two years does not exceed 1/1,000.

(4) Upon receipt of the application referred to in paragraph (2) or (3), the Minister of Trade, Industry and Resources shall designate the applicant for such designation as a verification body or a self-verification manufacturer, except for cases where the applicant falls under the proviso to paragraph (1) or the proviso to paragraph (3) or fails to meet the requirements for designation referred to in paragraph (2) or the main clause of paragraph (3). <Amended on Oct. 1, 2025>

(5) Matters necessary for the method, procedure, etc. for the designation of verification bodies and self-verification manufacturers shall be determined by Decree of the Ministry of Trade, Industry and Resources. <Amended on Oct. 1, 2025>

Article 50(Investigations) #

(1) The Minister of Trade, Industry and Resources and a Mayor/Do Governor may require public officials under his or her management to perform the following investigative affairs to regulate nonlegal units, check the calibration records of measuring devices subject to calibration, manage the net quantities of prepackaged products, and prevent the distribution of unlawful measuring instruments: <Amended on Oct. 1, 2025>

1. Requests for the submission of relevant materials from any manufacturer, etc., any dealer capable of conducting regular self-inspection, any person who takes measurements and person who uses measuring instruments;

2. Visits to workplace, stores, places of business, offices, factories, warehouses, or other necessary places to conduct inspections and ask questions on violations, such as checking whether measuring instruments have been destroyed or tampered with;

3. Investigation into products on the market, such as measuring instruments or prepackaged products in circulation.

(2) In cases of visiting workplaces, stores, places of business, offices, factories, or warehouses of the business operator concerned or other necessary places to conduct inspections or ask questions pursuant to paragraph (1), the inspection plan, including the scheduled date and time, reasons, contents, etc. of inspection, shall be notified to the inspected persons by seven days before such inspection is conducted; provided, such notification shall not be required, in cases of an emergency or where it is deemed that prior notification might lead to the destruction of any evidence, making it impossible to attain the objective of such inspection.

(3) Where any measuring instrument or prepackaged product exists which is impracticable to be inspected on the spot, public officials assigned to visit the places of business, conduct inspections or ask questions in accordance with paragraph (1) (hereinafter referred to as "public officials in charge of inspecting measuring instruments") may request the relevant owner or occupant to move such measuring instrument or product to a designated place for a fixed period.

(4) The public officials in charge of inspecting measuring instruments who make visits, conduct inspections, or ask questions pursuant to paragraph (1) shall carry certificates indicating their authority, and present them to relevant persons.

(5) Matters necessary for the procedures for reporting and inspection, criteria for inspection, etc. shall be determined by Decree of the Ministry of Trade, Industry and Resources. <Amended on Oct. 1, 2025>

Article 63(Succession of status) #

(1) Where any of the following persons transfers all or part of the business which he or she registered, reported, or obtained designation for or such person dies, or where a corporation merges, the transferee, the inheritor, or the corporation surviving the merger or established through the merger shall succeed the status of a business operator who registered or reported the business, designated institution, or designated dealer:

1. A manufacturer, etc.;

2. The head of a type-approval body under the main clause of Article 16(1);

3. The head of a verification body under the main clause of Article 26(1);

4. A self-verification manufacturer;

5. A dealer capable of conducting regular self-inspection;

6. Deleted; <Jan. 9, 2024>

7. Deleted. <Jan. 9, 2024>

(2) The person, who has succeeded the status of the business operator who registered or reported the business, designated institution or designated dealer, shall file a report with the Minister of Trade, Industry and Resources or a Mayor/Do Governor within three months from the date of the succession of the status. <Amended on Oct. 1, 2025>

(3) Within seven days of the receipt of the report prescribed in paragraph (2), the Minister of Trade, Industry and Resources or the Mayor/Do Governor shall notify the reporter of whether the report has been accepted. <Added on Dec. 12, 2017; Oct. 1, 2025>

(4) Where the Minister of Trade, Industry and Resources or the Mayor/Do Governor fails to notify the reporter of whether the report has been accepted or the treatment period has been extended pursuant to Acts or subordinate statues concerning treatment of civil petitions within the deadline prescribed in paragraph (3), it shall be deemed that he or she has accepted the report on the day following the date when the period (referring to the relevant treatment period, where a treatment period is extended or extended again pursuant to Acts or subordinate statues concerning treatment of civil petitions) ends. <Added on Dec. 12, 2017; Oct. 1, 2025>

(5) Matters necessary for methods for filing an application necessary for succession to a status prescribed in paragraphs (1) and (2) and procedures for making a report, etc. shall be prescribed by Decree of the Ministry of Trade, Industry and Resources. <Amended on Dec. 12, 2017; Oct. 1, 2025>

Article 72(Penalty provisions) #

Any of the following persons shall be punished by imprisonment with labor for not more than two years or by a fine not exceeding 20 million won, or may be punished by concurrent imposition of such penalties:

1. A person who manufactures or repairs measuring instruments not registered, in violation of Article 7(1);

2. A person who repairs measuring instruments although he or she is not a designated self-repairing dealer, in violation of Article 8(1);

3. A person who imports measuring instruments without filing a report thereon, in violation of Article 9(1);

4. A person who indicates a type approval number or other similar mark on any measuring instrument not type-approved (referring to measuring instruments type approval for which has been canceled after obtaining type approval), in violation of Article 20(2);

5. A person who destroys the labeling of a type approval number, in violation of Article 20(3);

6. A person who destroys a verification mark or other seal for the purpose of altering any measuring instrument, in violation of Article 29(2);

7. A person who conducts regular inspections of measuring instruments despite not having been designated as a dealer capable of conducting regular self-inspection, in violation of Article 32(1);

8. A person who transfers or leases any measuring instrument which is not type-approved or advertises such measuring instrument for the purpose of transfer or lease thereof, in violation of subparagraph 2 of Article 35;

9. A person who transfers or leases any measuring instrument which has not undergone verification or advertises such measuring instrument for the purpose of transfer or lease thereof, in violation of subparagraph 4 of Article 35;

10. A person who transfers or leases any measuring instrument to which no verification mark or inspection mark has been affixed or to which a false mark is affixed, or advertises such measuring instrument for the purpose of transfer or lease thereof, in violation of subparagraph 7 of Article 35;

11. A person who uses any measuring instrument the transfer or lease of which or advertisements for the transfer or leasing of which are restricted (referring to the measuring instruments which are not type-approved under subparagraph 2 of Article 35), in violation of subparagraph 3 of Article 36;

12. A person who uses any measuring instrument the transfer or lease of which, or advertisements for the transfer or lease of which are restricted (referring to the measuring instruments which have failed to undergo verification under subparagraph 4 of Article 35), in violation of subparagraph 3 of Article 36;

13. A person who uses any measuring instrument the transfer or lease of which or advertisements for the transfer or lease of which are restricted (referring to measuring instruments to which no verification mark or inspection mark is affixed or to which a false mark is affixed under subparagraph 7 of Article 35), in violation of subparagraph 3 of Article 36;

14. A person who uses any measuring instrument with knowledge of the fact that it is type-approved falsely, in violation of Article 37(4);

15. A person who uses any measuring instrument with knowledge of the fact that the relevant measuring instrument is affixed with a false verification mark or inspection mark, in violation of Article 37(5);

16. Deleted. <Jan. 9, 2024>

Article 76(Administrative fines) #

(1) Any of the following persons shall be subject to an administrative fine not exceeding five million won: <Amended on Oct. 18, 2022>

1. A person who manufactures or imports any product marked in nonlegal units, in violation of Article 6(1);

2. A person who fails to make public any defect of a measuring instrument or does so falsely, in violation of Article 22(1);

3. A person who transfers or leases measuring instruments marked in nonlegal units or advertises such measuring instruments for the purpose of transfer or lease, in violation of subparagraph 1 of Article 35;

4. A person who uses any measuring instrument the transfer or lease of which or advertisements for the transfer or lease of which are restricted (referring to the measuring instruments marked in nonlegal units under the main clause of subparagraph 1 of Article 35), in violation of subparagraph 3 of Article 36;

5. A person who uses any measuring instrument in excess of the error of usage, in violation of subparagraph 4 of Article 36;

6. A person who takes measurements in excess of the error of usage, in violation of Article 37(1).

(2) Any of the following persons shall be subject to an administrative fine not exceeding two million won: <Amended on Oct. 18, 2022; Jan. 9, 2024>

1. A person who uses nonlegal units for measurement or advertisements, in violation of Article 6(2);

2. A person who fails to report on results, in violation of Articles 6(5) or 42(2);

3. A person who fails to report on changes, in violation of Articles 7(4),8(4) and 9(2);

4. A person who fails to preserve relevant records, in violation of Article 11(3);

5. A person who fails to file a report on discontinuance of business, etc. in violation of Article 12(1);

6. A person who fails to preserve relevant records, in violation of Article 17(2);

7. A person who fails to make a report on the plans for, progress and result of, corrective measures referred to in Articles 22(4);

8. A person who uses any measuring instrument, the period of validity of which has elapsed without having such measuring instrument re-verified, in violation of Article 24(1);

9. A person who fails to preserve relevant records, in violation of Article 27(2);

10. A person who transfers or leases any measuring instrument, the period of validity of verification of which or the period of validity of re-verification of which has elapsed, or advertises such measuring instrument for the purpose of transfer or lease, in violation of subparagraph 5 or 6 of Article 35;

11. A person who transfers or leases any measuring instrument which is not marked with the maximum permissible error, etc. or marked falsely, or advertises such measuring instrument for the purpose of transfer or lease, in violation of subparagraph 8 of Article 35;

12. A person who uses any repaired measuring instrument which has failed to undergo re-verification, in violation of subparagraph 1 of Article 36;

13. A person who uses any measuring instrument which has failed to undergo regular inspection, in violation of subparagraph 2 of Article 36;

14. A person who uses any measuring instrument the transfer or lease of which or advertisements for the transfer or lease of which are restricted (referring to the measuring instruments the period of validity of re-verification of which has elapsed under subparagraph 6 of Article 35), in violation of subparagraph 3 of Article 36;

15. A person who uses any measuring instrument, the transfer or leasing of which or advertisements for the transfer or leasing of which are restricted (referring to the measuring instruments referred to in subparagraph 8 of Article 35), in violation of subparagraph 3 of Article 36;

16. A person who uses any measuring device subject to calibration not calibrated or recalibrated, in violation of Article 39;

17. A person who fails to indicate the trade name of a prepackaged product dealer or his or her name on the containers or packages of prepackaged products, in violation of Article 41(1);

18. Deleted; <Jan. 9, 2024>

19. A person who refuses, hinders or evades investigation referred to in Article 50(1);

20. A person who fails to comply with a request to move a measuring instrument or prepackaged product, in violation of Article 50(3);

21. A person who fails to submit data, in violation of Article 62(1);

22. A person who fails to file a report on the succession of the status, in violation of Article 63(2).

(3) Administrative fines referred to in paragraphs (1) and (2) shall be imposed and collected by the Minister of Trade, Industry and Resources or a Mayor/Do Governor, as prescribed by Presidential Decree. <Amended on Oct. 1, 2025>

Article 1(Purpose) #

Article 2(Definitions) #

Article 3(Relationship to other Acts) #

Article 4(Legal units) #

Article 5(Formulation of standards for legal units) #

Article 6(Prohibition on use of nonlegal units) #

Article 7(Registration of business of manufacturing measuring instruments) #

Article 8(Self-repair of measuring instruments) #

Article 9(Report on import business) #

Article 10(Grounds for disqualification for registration of manufacturing business) #

Article 11(Matters to be observed by manufacturers) #

Article 12(Report on discontinuance of business) #

Article 13(Cancelation of registration or designation or suspension of business) #

Article 14(Type approval) #

Article 15(Exemption from type approval) #

Article 16(Designation of type-approval bodies) #

Article 17(Matters to be observed by type-approval bodies) #

Article 18(Cancelation of designation of type-approval bodies) #

Article 19(Revocation of type approval) #

Article 20(Labeling of type approval number) #

Article 21(Alteration of type approval) #

Article 22(Correction of defective products) #

Article 23(Verification) #

Article 24(Re-verification) #

Article 25(Re-verification of repaired measuring instruments) #

Article 26(Designation of verification bodies) #

Article 27(Matters to be observed by verification bodies) #

Article 28(Cancelation of designation of verification bodies) #

Article 29(Labeling of verification marks) #

Article 30(Regular inspections) #

Article 31(Occasional inspections) #

Article 32(Designation of dealers capable of conducting regular self-inspection) #

Article 33(Cancelation of designation of dealers capable of conducting regular self-inspection) #

Article 34(Labeling of inspection marks) #

Article 35(Restrictions on transfer) #

Article 36(Restrictions on use) #

Article 37(Obligations to take precise measurements) #

Article 38(Labeling of maximum permissible error, ) #

Article 39(Calibration of measuring devices) #

Article 40(Autonomous calibration of measuring devices) #

Article 41(Prepackaged products) #

Article 42(Correction for violation of net quantity labeling) #

Article 43 #

Article 44 #

Article 45 #

Article 46 #

Article 47 #

Article 48 #

Article 49(Reporting) #

Article 50(Investigations) #

Article 51(Publication of facts of violation) #

Article 52(Handling of illegal measuring instruments) #

Article 53(Judicial police power) #

Article 54(Consumer monitors) #

Article 55(Penalty surcharges) #

Article 56(Rewards for report) #

Article 57(Support for nurturing of measurement industry) #

Article 58(Implementation of pilot projects) #

Article 59(Surveys) #

Article 60(Support for international cooperation activities) #

Article 61(Comprehensive management of measurement information) #

Article 62(Request for measurement information) #

Article 63(Succession of status) #

Article 64(Personnel management of public officials in charge of inspecting measuring instruments) #

Article 65(Korea Association of Standards and Testing Organizations) #

Article 66(Hearings) #

Article 67(Fees) #

Article 68(Delegation of authority) #

Article 69(Entrustment of business affairs) #

Article 70(Legal fiction as public officials for purposes of applying penalty provisions) #

Article 71(Penalty provisions) #

Article 72(Penalty provisions) #

Article 73(Penalty provisions) #

Article 74(Attempted criminal) #

Article 75(Joint penalty provisions) #

Article 76(Administrative fines) #