What are the requirements for the second largest coastal vessel?

Hello, first-class inland river steamboat can only apply for D-class steamboat or A, B and C-class steamboat. The inland river crew who apply for the examination, assessment and certification of crew competency shall hold a valid inland river ship competency certificate, have a good safety record in the last five years, and have at least 12 months of inland river ship service experience corresponding to their certificates. Any inland river crew who holds the third-class or above certificate of competency for inland river vessels before 1 August, 19981day shall apply for the competency examination and assessment for seafarers, and be exempted from the academic requirements for the applicants; For the inland river crew who only hold the third-class or above certificate of competency for inland river ships after 1 August, 9981,the application for the examination and assessment of competency for seafarers shall meet the academic requirements of the corresponding applicants in the 04 Rules. As the maritime administrations are different, please consult the maritime administrations you intend to apply for.