Article 4
For measuring instruments subject to type approval except water meters, the applicant shall apply to the dedicated weights and measures authority for type approval, series type approval or approbation by submitting application form(s) for each different types of measuring instruments, together with the type approval fees, certificate fees, test samples, test reports, appearance photos, declaration and relevant technical documents. Where tests are not required for series type approval or approbation, test reports are not required.
The test reports as referred to in the preceding paragraph shall be obtained by making applications, together with relevant technical documents and test samples, to designated laboratories recognized by the dedicated weights and measures authority.
For the type approval certification of the taxi meters, the documents that issued by the highways competent authorities or organizations designated by the highways competent authorities to certify the relative function meet the requirements shall be enclosed. To apply for series type approval or approbation, the documents that issued by highways competent authorities or laboratories designated by the highways competent authorities to certify the relative function meet the requirements shall be enclosed provided the alteration involving the requirement designated by the highways competent authorities.
The provisions of the preceding paragraph will be carried from July 1, 2015.

Article 5
For water meters, the applicant shall apply to the dedicated weights and measures authority for type approval, series type approval or approbation by submitting application form(s) for each different types of water meters, together with the type approval fees, certificate fees, test samples, material test reports, appearance photos, declaration and relevant technical documents.
The material test reports referred to in the preceding paragraph shall be obtained by making applications to laboratories accredited by the International Laboratory Accreditation Cooperation (ILAC) combined MRA mark , and the test reports shall bear the accreditation logo of the certification bodies.

Article 7
After having received an application for type approval, series type approval or approbation of measuring instruments, the dedicated weights and measures authority shall set a time limit for correction or supplementation if the application is deemed as unqualified after the process of examination; in case the applicant doesn’t make correction or supplementation within the specified time limit, the authority shall reject the application and return the certification fee.
The correction or supplementation referred to in the preceding paragraph shall be completed within thirty days; where necessary, the period may be extended by the dedicated weights and measures authority.

Article 16
Where the type-approved measuring instruments have any circumstances as mentioned bellow, the weights and measures authority may rescind the type-approval and order a return of the type-approval certificate within a given time limit. If the certificate is not returned within the required period, the dedicated weights and measures authority may make an announcement to cancel the certificate:
1. Against the law of Subparagraph 1, Paragraph One, Article 32 of the Act more than twice within one year.
2. The announce issued by the highways competent authorities to revoke or repeal the documents that enclosed for applying type approval, series approval or approbation for taximeters.