Section 4204 - Support and term of instruction of deaf state pupils1. Each deaf pupil so received into any of the institutions aforesaid shall be provided with board, lodging and tuition; and the directors of the institution shall receive an appropriation for each pupil so provided for, in quarterly payments, to be paid by the commissioner of taxation and finance, on the warrant of the comptroller, to the treasurer of said institution; provided, however, that an estimated one-half of each such quarterly payment shall be due on the first day of each quarter, the estimate to be based on the affidavit of the chief executive officer of the institution stating the number of pupils for whom board, lodging and tuition was so provided by the institution during the preceding quarter and during the comparable quarter of the preceding year, and the remaining part of each such quarterly payment shall be due thereafter on the first day of the quarter next ensuing, upon the presentation by the treasurer of the institution of a bill showing the actual time and number of pupils attending the institution, which bill shall be signed by the chief executive officer of the institution, and verified by his oath. The provisions of this subdivision shall apply to board, lodging and tuition for the two thousand ten-two thousand eleven and prior school years.2. For expenses incurred in the two thousand eleven-two thousand twelve school year and thereafter, each deaf pupil so received into any of the institutions subject to this article shall be provided with board, lodging and tuition, and such institutions shall be reimbursed for such expenses in accordance with this subdivision. a. For the two thousand eleven-twelve and two thousand twelve-thirteen school years, costs of tuition as defined in section forty-two hundred eleven of this article, shall be a charge upon the school district of which any such child is resident at the time of admission or readmission to any of the institutions subject to this article and the directors of the institution shall bill such school district for such tuition costs on a quarterly basis. The first such quarterly payment may be based on projected enrollment, provided that subsequent payments shall be adjusted to reflect actual enrollment. The amount of tuition paid by such school district shall be eligible for reimbursement by the state to the extent provided in section forty-two hundred four-b of this article.b. For the two thousand thirteen-two thousand fourteen school year and thereafter, the costs of tuition as defined in section forty-two hundred eleven of this article, shall be a charge upon the current school district of residence of any such child subject to this article and the directors of the institution shall bill such school district for such tuition costs on a quarterly basis. The first such quarterly payment may be based on projected enrollment, provided that subsequent payments shall be adjusted to reflect actual enrollment. The amount of tuition paid by such school district shall be eligible for reimbursement by the state to the extent provided in section forty-two hundred four-b of this article.c. The costs of board and lodging shall be a charge upon the state and the directors of the institution shall receive an appropriation for each pupil so provided for, in quarterly payments, to be paid by the commissioner of taxation and finance, on the warrant of the comptroller, to the treasurer of said institution; provided, however, that an estimated one-half of each such quarterly payment shall be due on the first day of each quarter, the estimate to be based on the affidavit of the chief executive officer of the institution stating the number of pupils for whom board and lodging was so provided by the institution during the preceding quarter and during the comparable quarter of the preceding year, and the remaining part of each such quarterly payment shall be due thereafter during the first day of each quarter next ensuing, upon the presentation by the treasurer of the institution of a bill showing the actual time and number of pupils attending the institution who received board and lodging, which bill shall be signed by the chief executive officer of the institution, and verified by his oath.3. The regular term of instruction of any such deaf pupil shall be twelve years, or until the pupil shall have attained the age of eighteen years before the expiration of twelve years from the beginning of such term. The commissioner may, in his discretion, extend the term of any pupil until his twenty-first birthday for the purpose of pursuing or completing academic or vocational courses of study. Such pupils must be recommended by the trustees of the institution in which they are in attendance before such extension of time is granted.4. Children placed in any such institution for the instruction of the deaf, pursuant to section forty-two hundred three of this article, shall be maintained therein for the period of time the school is in session.