No employer shall dismiss nor give any other unfavorable treatment to a fixed-term or part-time employee on the ground that he or she has conducted any of the following acts: <Amended on May 26, 2020>
1. Refusing the employer's request for overtime work pursuant to Article 6 (2);
2. Filing a request for correction of discriminatory treatment pursuant to Article 9, attending and making a statement at any Labor Relations Commission pursuant to Article 10, or filing any request for retrial, or bringing an administrative lawsuit pursuant to Article 14;
3. Reporting a failure to comply with a corrective order pursuant to Article 15 (2);
4. Giving notification pursuant to Article 18.