(1) Purpose. Funds appropriated to the council for postsecondary education to carry out this program shall be allocated to eligible blind students for the purpose of providing said blind students with readers, books, recordings, recorders, or other means of reproducing and imparting ideas, while attending a postsecondary institution within the state of Washington, and for no other purpose.

(2) Determination of amount of allocation. The amount of an allocation shall be based on the number of credit hours for which the student registers for a designated quarter or semester in accordance with the allocation schedule shown in (3): Provided, That in the event the student fails to complete registration, or fails to register for the full number of credit hours specified for any period, or withdraws from a course or terminates his or her studies prior to the end of any period, the allocation shall be adjusted accordingly: Provided further, That any unexpended portion of an allocation for any period shall become available for reallocation.

(3) Allocation schedule. Allocations shall not exceed the amount determined in accordance with the schedule herein set forth: Provided, That in the event a student is in need of additional assistance due to extraordinary circumstances and such need is substantiated by the postsecondary institution, a reasonable increase in the allocation may be allowed, but in no instance shall any allocation exceed two hundred dollars per quarter or three hundred dollars per semester.