Regulations for Administration on Designation and Protection of Critical Telecommunications Infrastructure Article 7
The critical telecommunications infrastructure establisher shall regularly undertake inventory checks and self-evaluation of the various telecommunications infrastructure of their PSTN according to the provisions of Paragraph 1, Article 2 of these Regulations; should there be any change in the results of their inventory and self-evaluation, the from shall be submitted to the competent authority for reference. When necessary, the competent authority may re-assess the critical infrastructure level based on the provisions of Paragraph 1, Article 3 of these Regulations, and designated benchmarks.