The rank for job categories of skills certification may be divided into Class A, Class B, and Class C; job categories unsuitable to be divided into three classes may have single class.

Persons with 15 years of age or educational attainment of junior high school may apply for skills certification of Class C or single-class certified technician.
The age referred to in the preceding paragraph is calculated on the basis of the first day of the same stage for written test provided by units of skills certification.

Persons with one of the following qualifications may apply for skills certification of Class B certified technician:
1.Obtaining a technical certificate of Class C or above for the job category related to the skills certification applied for, and also having received vocational training in a related job category for an accumulation of no less than 800 hours, or, being engaged in work related to the job category of skills certification applied for, for no less than two years;
2.Obtaining a technical certificate of Class C or above for the job category related to the skills certification applied for, and also holding a senior high school diploma or a certificate of an equivalent level of education compared to the foresaid, or is a senior student currently attending a senior high school;
3.Obtaining a technical certificate of Class C or above for the job category related to the skills certification applied for, and is a third year student currently attending a five-year junior college, or, a student of a two-year or three-year junior college, technical college, or technical university.
4.Having received vocational training in a related job category for an accumulation of 400 hours, and having engaged in work related to the job category of the skills certification applied for, for no less than three years.
5.Having received vocational training in a related job category for an accumulation of 800 hours, and having engaged in work related to the job category of skills certification applied for, for no less than two years.
6.Having received vocational training in a related job category for an accumulation of no less than 1,600 hours;
7.Having received vocational training in a related job category for an accumulation of no less than 800 hours, and also holding a senior high school diploma or a certificate of an equivalent level of education compared to the foresaid;
8.Having received vocational training in a related job category for an accumulation of 400 hours, and having engaged in work related to the job category of skills certification applied for, for no less than one year, and also holding a senior high school diploma or a certificate of an equivalent level of education compared to the foresaid;
9.Having received apprenticeship training in the related job category for two years, and having engaged in work related to the job category of skills certification applied for, for no less than two years;
10.Holding a senior high school diploma or a certificate of an equivalent level of education compared to the foresaid, and having engaged in work related to the job category of skills certification applied for, for no less than two years;
11.Holding a university degree or above, or, a certificate of an equivalent level of education compared to the foresaid, or, is a senior student currently in a university or college.
12.Having engaged in work related to the job category of skills certification applied for, for no less than six years.
The technical certificate of Class C or above referred to in the preceding Paragraph shall be reviewed, determined, and publicly announced by the Central Regulatory Authority.
The vocational training and apprenticeship training in related job categories referred to in the first Paragraph shall be reviewed and determined by the Central Regulatory Authority. Only the participants of foresaid training provided by vocational training agencies (organizations) or government-commissioned units can be accepted.
The number of hours spent training with the national team for the WorldSkills Competition (WSC) or the Vocational Skills Competition of International Abilympic (IA) may be included in the hours required in Paragraph 1 for vocational training in a related job category, after such hours have been reviewed and determined by the Central Regulatory Authority.

Persons with one of the following qualifications may apply for skills certification for Class A certified technician:
1.Obtaining a technical certificate of Class B or above for the job category of skills certification applied for, and having engaged in work related to the job category of skills certification applied for, for no less than two years;
2.Obtaining a technical certificate of Class B or above for the job category of skills certification applied for, and also having received vocational training in a related job category for an accumulation of no less than 800 hours;
3.Obtaining a technical certificate of Class B or above for the job category of skills certification applied for, having received vocational training in a related job category for an accumulation of no less than 800 hours, and also having engaged in work related to the job category of skills certification applied for, for no less than one year;
4.Obtaining a technical certificate of Class B or above for the job category of skills certification applied for, holding a technical university or technical college degree or a certificate of an equivalent level of education compared to the foresaid, and also having engaged in work related to the job category of skills certification applied for, for no less than one year;
5.Holding a junior college degree or a certificate of an equivalent level of education compared to the foresaid, and also having engaged in work related to the job category of skills certification applied for, for no less than four years;
6.Holding a technical college or technical university degree or a certificate of an equivalent level of education compared to the foresaid, and also having engaged in work related to the job category of skills certification applied for, for no less than three years.
The technical certificate of Class B or above referred to in the preceding Paragraph shall be reviewed, determined, and publicly announced by the Central Regulatory Authority.
The vocational training and apprenticeship training in related job categories referred to in the first Paragraph shall be reviewed and determined by the Central Regulatory Authority. Only the participants of foresaid training provided by vocational training agencies (organizations) or government-commissioned units can be accepted.
The vocational training in related job categories referred to in the first Paragraph shall be reviewed and determined by the Central Regulatory Authority. Only the participants of foresaid training provided by vocational training agencies (organizations) or government-commissioned units can be accepted.
The number of hours spent training with the national team for the WSC or the IA may be included in the hours required in Paragraph 1 for vocational training in a related job category, after such hours have been reviewed and determined by the Central Regulatory Authority.

The qualifications for application of certification referred to in the preceding three articles shall apply, unless there are other statutes and regulations prescribed by the relevant central competent authority.
The qualifications for application of certification for special job categories shall be publicly announced by the Central Competent Authority, and if necessary, the announcement can be made after discussions are held with the relevant central competent authority.

Calculation of proof of education, training hours or years of work for recognition according to the preceding four articles shall be accepted until the day application for certification.

When applicants for skills certification passing both the written test and the field test of the same class of job category of skills certification shall be deemed as passing the certification.
When an applicant passes the field test referred to in the preceding paragraph, the result of the test may be retained for 3 years from the second year of the year that the test in taken.
The Central Competent Authority shall publicly announce the way of passing certification for job categories of skills certification not applicable to the two preceding paragraphs.
The years of retention referred to in Paragraph 2 shall not include the number of years that skills certification is suspended, or shall be reduced if the skills certification for job category applied is terminated.

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The following persons of participating in skills competition can apply to the Central Competent Authority for waiving the field test:
1. Those ranking in the top three places or awarded a prize in an WorldSkills competition held by WorldSkills International or vocational skills competition of International Abilympic held by International Abilympic Federation have attended for any class of skills certification for related job categories within five years since the date of winning the foresaid competition.
2. Those passing the National Skills Competition or National Skills Competition for the Physically and Mentally Challenged held by the Central Competent Authority have attended for Class B, Class C, or single class skills certification for related job categories within three years since the date of passing the foresaid competition.
3. Those ranking in the top three places in Regional Skills competitions held by the Central Competent Authority, or skills and crafts competition held by government-approved agencies (institutions), schools, or organizations of juristic person have attended for Class C or single class skills certification for related job categories within three years since the date of winning the foresaid competition.
Persons excused from the field test referred to in the preceding paragraph shall apply for the job categories applicable since the date of awarding or winning. The years of waiving the field test are calculated in accordance with Paragraph 4 Article 10.
The Central Competent Authority shall publicly announce the related job categories, classes and items waived of field test referred to in the preceding paragraph.
The Central Competent Authority shall publicly announce the qualifications and documents required to submit for units applying for government approval referred to in Subparagraph 3 of Paragraph 1.