With regard to mariners subject to the Mariners Act (Act No. 100 of 1947), all matters under the authority of directors of prefectural labor bureaus or directors of labor standards offices, or labor standards inspectors prescribed in this Act are to be performed by directors of district transport bureaus (including the director of the transport supervision department) or officers in charge of the labor affairs of mariners, and the term "Order of the Ministry of Health, Labour and Welfare" in this Act (excluding the provisions of Article 7, paragraph (4) of Article 8, and the preceding Article) is deemed to be replaced with "Order of the Ministry of Land, Infrastructure, Transport and Tourism;" the terms "those specified by Order of the Ministry of Health, Labour and Welfare" and "as provided for by Order of the Ministry of Health, Labour and Welfare" in Article 7 are deemed to be replaced with "those specified by Order of the Ministry of Health, Labour and Welfare and Order of the Ministry of Land, Infrastructure, Transport and Tourism" and "as provided for by Order of the Ministry of Health, Labour and Welfare and Order of the Ministry of Land, Infrastructure, Transport and Tourism", respectively; and the term "Order of the Ministry of Health, Labour and Welfare" in the preceding Article is deemed to be replaced with "Order of the Ministry of Land, Infrastructure, Transport and Tourism (or Order of the Ministry of Health, Labour and Welfare for the matters prescribed in the preceding Chapter)."
船員法（昭和二十二年法律第百号）の適用を受ける船員に関しては、この法律に規定する都道府県労働局長若しくは労働基準監督署長又は労働基準監督官の権限に属する事項は、地方運輸局長（運輸監理部長を含む。）又は船員労務官が行うものとし、この法律（第七条、第八条第四項及び前条の規定を除く。）中「厚生労働省令」とあるのは「国土交通省令」と、第七条中「厚生労働省令で定める者」とあるのは「厚生労働省令・国土交通省令で定める者」と、「厚生労働省令で定めるところにより」とあるのは「厚生労働省令・国土交通省令で定めるところにより」と、前条中「厚生労働省令」とあるのは「国土交通省令（前章に規定する事項については、厚生労働省令）」とする。