Manufacturers applying for the use of CNS Mark (hereinafter referred to as “the applicants”) shall select the applicable item on the CNS Mark Product List and make separate applications for individual manufacturing plants.
Each product is limited to one application. However, if the product is classified into categories, applications shall be made based on categories. One application is allowed for each category. Separate applications shall be made for different products manufactured by the same plant. Where the same product is manufactured by different plants of the same company, separate applications shall be made in respect of different plants.

An applicant shall make application to the product certification agency by filling in an application form, which shall be accompanied by the following documents and the application fee:
1.A copy of the company or business registration certificate and a copy of factory registration certificate or other equivalent certificate. Manufacturers that fill in the uniform serial number of the company or business and the plant registration number in the application form are not required to provide such documents;
2.Basic information of the manufacturer;
3.Copies of QMS certificates or photocopies of factory inspection reports that conform to the applicable requirements specified in Paragraph 2 of Article 3 as announced by the standards authority; and
4.Copies of test reports issued within the most recent six months.
When making the application mentioned in the preceding Paragraph, a foreign applicant may authorize an agent who has a business place in the Republic of China (Taiwan) to act on his/her behalf by presenting an authorization letter.
Where any of the documents submitted are in a foreign language, their Chinese translations shall also be provided at the same time.
Where an application does not comply with the requirements of the preceding 3 Paragraphs, the applicant shall take corrective actions within one month, beginning on the following day, upon receipt of notices issued by the product certification agency. The application shall not be accepted if corrective actions are not taken within the specified time limit or noncompliance still exists after corrective actions are taken.

Where an application made in accordance with the previous Article complies with the relevant provisions after review, the product certification agency shall grant the use of the CNS Mark and issue CNS Mark certificates. An English certificate may be issued if it is so requested in the application. Where the application does not comply with the relevant provisions, the application shall be rejected with reasons stated.