The sailing approval letter is regulated explicitly in Law No. 17 of 2008. Even though there have been regulations governing sailing approval letters, sea transportation accidents are often encountered due to negligence in giving shipping permits. Indeed, the problem of safety, security, and overall shipping activities is the port's responsibility. Therefore, the problem with this research is regarding the legal arrangement for the qualification and competence of the harbormaster in issuing sailing approval letters for sailing safety: A Study at the Port of Batam. Then, regarding the implementation of the qualification and competence of the harbormaster when issuing sailing approval letters so that sailing safety is guaranteed. Then, the inhibiting factors or obstacles and solutions to overcome the issue of the qualification and competence of the harbormaster in issuing sailing approval letters for sailing safety. The purpose of this research is to explore the legislative framework for harbormaster qualification and competency in issuing sailing approval letters for sailing safety. Second, to explore the legal analysis of harbormasters' qualifications and competencies for issuing sailing approval letters for sailing safety. Third, to identify impediments or obstacles and strategies to resolve them, the harbor master's qualification and competence in issuing sailing approval letters for sailing safety. The descriptive technique combined with normative legal research is used to collect primary data through field research. The findings indicated that although the legal regulations for the qualification and competence of the port authorities in issuing sailing approval letters for sailing safety (A Study at Batam Port) have been implemented successfully in principle, numerous obstacles remain in the field, most notably human resource issues. As a result, it is essential to strengthen human resources via training and education.