The requirements specified by Ministry of Finance Order prescribed in Articles 15 and 16 of the Order are the following requirements:
that the facilities (including the number of teachers) are found to be sufficient in relation to the number of students who receive classes at the same time;
施設（教員数を含む。）が同時に授業を受ける生徒数に比し十分であると認められること。
that classes begin at fixed times not exceeding twice a year (four times a year, in the case of a facility listed in Article 16, item (i) of the Order), and that the end of the classes is clearly specified;
授業が年二回（令第十六条第一号に掲げる施設にあつては、年四回）を超えない一定の時期に開始され、かつ、その終期が明確に定められていること。
that an evaluation of students' grades is made for each school year or term, and the results are entered in registers or other documents relating to the examination of grades;
生徒について学年又は学期ごとにその成績の評価が行われ、その結果が成績考査に関する表簿その他の書類に登載されていること。
that an evaluation of grades as to whether students have acquired the prescribed skills is made, and graduation certificates or completion certificates are awarded on the basis of that evaluation.
生徒について所定の技術を修得したかどうかの成績の評価が行われ、その評価に基づいて卒業証書又は修了証書が授与されていること。
Read this with the articles around it