118.40(2x)(em)2.b.b. Each summer day of instruction offered by the charter school under subd. 2. a. is comprised of no fewer than 270 minutes of instruction. 118.40(2x)(f)1.1. Beginning in the 2016-17 school year, subject to s. 121.085 (1), the department shall decrease a school district’s state aid payment under s. 121.08 by an amount calculated as follows: 118.40(2x)(f)1.a.a. Determine the number of pupils residing in the school district for whom a payment is made under par. (e) 1. in that school year. 118.40(2x)(f)1.b.b. Multiply the number of pupils under subd. 1. a. by the per pupil amount calculated under par. (e) 1. for that school year. 118.40(2x)(f)1.c.c. Identify the pupils residing in the school district for whom a payment is made under par. (em) 1. in that school year. 118.40(2x)(f)2.2. If a school district’s state aid payment under s. 121.08 is insufficient to cover the reduction under subd. 1., as determined under s. 121.085 (2), the department shall decrease other state aid payments made by the department to the school district by the remaining amount. 118.40(2x)(f)3.3. The department shall ensure that the decrease under subd. 1. does not affect the amount determined to be received by a school district as state aid under s. 121.08 for any other purpose. 118.40(3)(a)(a) If the school board grants the petition under sub. (2), the school board shall contract with the person named in the petition under sub. (1m) (b) 1. to operate the school as a charter school under this section. The contract shall include all of the provisions specified in the petition and may include other provisions agreed to by the parties. 118.40(3)(b)(b) A contract under par. (a) or under sub. (2m), (2r), or (2x) may be for any term not exceeding 5 school years and may be renewed for one or more terms not exceeding 5 school years. The contract shall specify the amount to be paid to the charter school during each school year of the contract. 118.40(3)(c)1.1. A school board may not enter into a contract for the establishment of a charter school located outside the school district, except as follows: 118.40(3)(c)1.a.a. If 2 or more school boards enter into an agreement under s. 66.0301 to establish a charter school, the charter school shall be located within one of the school districts. 118.40(3)(c)1.b.b. If one or more school boards enter into an agreement with the board of control of a cooperative educational service agency to establish a charter school, the charter school shall be located within the boundaries of the cooperative educational service agency. 118.40(3)(c)1.c.c. If a school board enters into an agreement with a federally recognized American Indian tribe or band in this state to establish a charter school, the charter school shall be located within the school district or within the boundaries of the tribe’s or band’s reservation. 118.40(3)(c)1m.1m. Subdivision 1. does not apply to the establishment of a virtual charter school. 118.40(3)(c)2.2. A school board may not enter into a contract that would result in the conversion of a private, sectarian school to a charter school. 118.40(3)(f)1.1. A contract with a school board, an entity under sub. (2r) (b) 1. a. to h., or the director under sub. (2x) may provide for the establishment of more than one charter school, and, except as provided in subd. 2., a charter school governing board may enter into more than one contract with a school board, an entity under sub. (2r) (b), or the director under sub. (2x). 118.40(3)(f)2.2. The governing board of the charter school established under a contract with the director under sub. (2x) (cm) may not enter into more than one contract with the director. 118.40(3)(g)1.1. Except as provided in subds. 2., 3., and 4. and sub. (4) (ar) 1., a contract with a school board, an entity under sub. (2r) (b), or the director under sub. (2x) shall require that if the capacity of the charter school is insufficient to accept all pupils who apply, the charter school shall accept pupils at random. 118.40(3)(g)2.a.a. A charter school shall give preference in enrollment to pupils who were enrolled in the charter school in the previous school year. 118.40(3)(g)2.b.b. A charter school other than the charter school established under a contract with the director under sub. (2x) (cm) shall give preference to siblings of pupils who are enrolled in the charter school. 118.40(3)(g)3.3. A charter school may give preference in enrollment to the children of the charter school’s founders, governing board members, and full-time employees, but the total number of such children given preference may constitute no more than 10 percent of the charter school’s total enrollment.