Art. 10. Examinations shall be held in the normal school at periodic times, and in the manner determined by the regulations, in order to choose a person with the title of assistant teacher. Those who obtain such certificates shall manage the schools for the natives in the absence of teachers, and shall in all cases exercise the duties belonging to their class in the schools which are to have such assistants according to the regulations. Said assistants shall have the salary and perquisites prescribed by the regulations, the first being an obligatory expense on the local budget. Art. 11. The mistresses of schools for native girls need the corresponding certificate for the exercise of their duties. Until a normal school for women teachers is established, that certificate shall be issued in the form prescribed with the fitness determined by the regulations. The salary and perquisites which they are to receive shall be fixed by the same regulations, the first being an obligatory expense on the local budget, as are the other expenses expressed in article 7 regarding the schools for males. Art. 12. Teachers and assistants shall be exempt from the giving of personal services so long as they exercise their duties, and after ceasing to exercise them, if they have exercised them for fifteen years. After five years of duty, the teachers, and after ten, the assistants, shall enjoy distinction as principales. [24] Art. 13. The teachers of both sexes and the assistants shall have the right, in case of disability for the discharge of their duties, of pension under the conditions prescribed by the regulations. Art. 14. Teachers and assistants with certificates, who shall have exercised their duties suitably for ten and fifteen years respectively, shall be preferred in the provision of posts of the class of clerk, established by the decree of July 15 last, without the necessity of furnishing proofs of fitness, as well as in the provision of employments not subject to the abovesaid royal decree which are to be appointed by the superior civil governor, [25] and do not demand conditions of special fitness in which the above are lacking. Art. 15. The superior inspection of primary education shall be exercised by the superior civil governor of the islands, with the aid of a commission which shall be established in the capital under the name of "Superior Commission of Primary Instruction." Said commission shall be composed of the superior governor as president, of the right reverend archbishop of Manila, and of seven members of recognized ability appointed by the first named. [26] The chiefs of the provinces shall be provincial inspectors, and shall exercise their duties with the aid of a commission composed of the chief, of the diocesan prelate, and in the latter's absence, of the parish priest of the chief city, and of the alcalde-mayor, [27] or administrator of revenues. [28]