(a) Every school district shall be paid by the Commonwealth on account of the instruction of pupils an amount to be determined by multiplying the numbers of elementary, secondary, joint elementary, joint secondary, State-owned college laboratory school, or area technical school teaching units, each based on the number of all pupils, except kindergarten pupils, who are residents of the district and are in average daily membership in the district's public schools, joint elementary schools, joint high schools, laboratory schools of State-owned colleges, or area technical schools respectively, and in the case of kindergarten pupils based on the number of kindergarten teachers employed: Provided, That for the school year 1962-1963, and for each school year thereafter, the number of equivalent full time kindergarten teachers in a laboratory school of a State-owned college shall be prorated among all the districts having children enrolled in the laboratory school kindergarten on the basis of the total number of kindergarten pupils who are legal residents of such districts and who are in average daily membership in the laboratory school kindergarten, and for the school year 1957-1958 and for each school year thereafter, the numbers of elementary or secondary teaching units, each based on the number of all pupils who are residents of the district and who are in average daily membership in the elementary schools or secondary schools of other school districts within the Commonwealth, by the district's basic account standard reimbursement fraction; and for the school year 1955-1956 by four thousand nine hundred dollars ($4900); for the school year 1956-1957 by five thousand three hundred dollars ($5300); for the school year 1957-1958 and for each school year thereafter by the lesser of actual instruction expense per elementary, secondary, joint elementary, joint secondary, laboratory school elementary, laboratory school secondary, area technical school, elementary educated in the public schools of other districts within the Commonwealth, secondary educated in the public schools of other districts within the Commonwealth teaching unit, each as the case may be, or five thousand eight hundred dollars ($5800); for the school year 1962-1963 by the lesser of actual instruction expense per elementary, secondary, joint elementary, joint secondary, laboratory school elementary, laboratory school secondary, area technical school, elementary educated in the public schools of other districts within the Commonwealth, secondary educated in the public schools of other districts within the Commonwealth teaching unit, each as the case may be, or six thousand five hundred dollars ($6500); and for the school year 1963-1964 and for each school year thereafter by the lesser of actual instruction expense per elementary, secondary, joint elementary, joint secondary, laboratory school elementary, laboratory school secondary, area technical school, elementary educated in the public schools of other districts within the Commonwealth, secondary educated in the public schools of other districts within the Commonwealth teaching unit, each as the case may be, or six thousand eight hundred dollars ($6800). For the school year 1953-1954 and each school year thereafter, teaching units shall be based on the number of all pupils, except kindergarten pupils, who are residents of the school district in average daily membership in the district's public schools in State-owned college laboratory schools and in elementary schools and high schools operated by joint boards of which the district of residence is a member, and in area technical schools in which the district of residence participates. In the case of kindergarten pupils, teaching units shall be one for each kindergarten teacher employed by the district: Provided, That for the school year 1957-1958 and for each school year thereafter, additional teaching units shall be based on the numbers of all pupils who are residents of the district and are in average daily membership in the elementary schools of other districts in the Commonwealth or who are in average daily membership in the secondary schools of other districts within the Commonwealth: Further provided, That in the case of such pupils teaching units shall be calculated on the basis of thirty-five (35) elementary pupils and twenty-six (26) secondary pupils per teaching unit, respectively.

(b) Notwithstanding the foregoing provisions of this section, when because of sparsity of population, road or climatic conditions, or lack of other available high school facilities, the Department of Public Instruction¹ has approved the continued operation of a small high school, the district shall receive an amount based on a number of teaching units equal to the number of teachers approved by the department as being required to provide a satisfactory educational program in such school, provided, that the number of teachers employed is not less than the number approved.

(c) For no year shall any school district receive less than the minimum subsidy per teaching unit, nor shall any school district of the first class A, during the school year 1953-1954 for the school year 1952-1953, or during the school year 1954-1955 for the school year 1953-1954, or during the school year 1955-1956 for the school year 1954-1955, receive less per teaching unit than the amount received by any district of the first class.

(d) For the school year 1976 and 1977 through the 1980-1981 school year, each school district shall be paid by the Commonwealth on account of instruction of the district's pupils an amount to be determined by multiplying the market value/income aid ratio times the actual instruction expense per weighted average daily membership or by the base earned for reimbursement, whichever is less, and by the weighted average daily membership for the district. For the school year 1976-1977 any school district which, as a result of the impact on payments under subsections (d), (e) and (f) and under section 2592² by reason of the market value/income aid ratio or the application of equalized millage to the base earned for reimbursement, shall suffer a reduction in subsidy entitlement, shall be held harmless from this impact and shall receive an amount which is no less than that received for 1976-1977 under such subsections and under section 2592. For the 1982-1983 school year through the 1990-1991 school year, each school district shall be paid by the Commonwealth on account of instruction of the district's pupils an amount to be determined by multiplying the district's market value/income aid ratio by the factor for educational expense and by the weighted average daily membership of the district. For the 1983-1984 school year, each school district participating, during the 1984-1985 school year, in a Statewide program for testing and remediation which is designed to identify and provide remediation services to individual students pursuant to section 1511.1,³ shall be paid by the Commonwealth on account of instruction of the district's pupils an amount to be determined by multiplying the district's market value/income aid ratio by the factor for educational expense, one thousand seven hundred twenty-five dollars ($1,725), and by the weighted average daily membership of the district. This subsidy may be used for strengthening curriculum, increasing standards, improving student achievement and providing remedial programs during the 1984-1985 school year.

(e) For no school year from 1966-1967 through 1990-1991 shall any district receive less than an amount obtained by multiplying the minimum subsidy by the weighted average daily membership for the district.

(f), (f.1), (g) Repealed by 1983, July 22, P.L. 104, No. 31, § 9, imd. effective.

(h) Students enrolled in a private residential rehabilitative institution as defined in section 914.1-A⁴ or a day treatment program of such an institution or a day treatment program approved by the Department of Public Welfare⁵ as provided for in section 1310(b)⁶ or a State-owned school other than a postsecondary school shall be considered in the weighted average daily membership of the school district of residence for the purpose of making payments under this section.