(2) Each deaf pupil so received into any of the approved institutions or facilities aforesaid shall be provided with tuition; and the directors of the institution or facility 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 or facility, on his presenting a bill showing the actual time and number of pupils in attendance, which bill shall be signed by the chief executive officer of the institution, and verified under his oath.

(3) Children placed in any such approved institution or facility, pursuant to this section, shall be maintained therein on a day basis only at the expense of the state for the period of time the school is in session. Further, the commissioner shall approve such expense only if the child attends the facility nearest his legal residence; provided, however, that the foregoing requirement as to the facility the child shall attend may be waived in the discretion of the commissioner.

(4) The commissioner shall promulgate such rules and regulations pertaining to the educational programs for deaf children placed in facilities under the provisions of this section as he shall deem to be in the best interests of such children.

(5) The department shall maintain a register of such approved institutions or facilities which, after inspection, it deems qualified to meet the needs of such child for instruction of such child in such institution or facility. Such inspection shall also determine the eligibility of such educational facility to receive the funds hereinbefore specified.