Amends the School Code. Makes a technical change in a Section concerning the School Code's construction. Senate Floor Amendment No. 1 Deletes reference to: 105 ILCS 5/1-2 Adds reference to: New Act 105 ILCS 5/34-3 from Ch. 122, par. 34-3 105 ILCS 5/34-4 from Ch. 122, par. 34-4 105 ILCS 5/34-4.1 105 ILCS 5/34-18.85 new 105 ILCS 5/34-18.86 new 105 ILCS 5/34-21.10 Replaces everything after the enacting clause. Creates the Chicago Board of Education District Act. Divides the City of Chicago into 10 districts and 20 subdistricts for the purpose of identifying persons who will serve on the Chicago Board of Education. Amends the School Code. Provides that, by December 14, 2024, the Mayor of the City of Chicago shall appoint a President of the Chicago Board of Education who shall serve a 2-year term. Provides that, until January 15, 2027, each district shall be represented by one member elected at the 2024 general election to a 2-year term and one member appointed by the Mayor to a 2-year term. Requires each of the elected members to reside within the district that the member represents. Requires each of the appointed members to reside both within the district that the member represents and outside of the subdistrict within which the elected member of the district resides. Provides that, beginning January 15, 2027, each subdistrict shall be represented by one member who is elected at the 2026 general election. Specifies that, if a member is elected at the 2026 general election to fill the expired term of an appointed member, then the elected member shall serve a 2-year term. Specifies that, if a member is elected at the 2026 general election to fill the expired term of an elected member, then the member shall serve a 4-year term. Requires each of the members elected in 2026 to reside within the subdistrict that the member represents. Provides that, if a member is elected at the 2026 general election to serve a 2-year term, then the member elected at the 2028 general election shall serve a 4-year term, and, if a member is elected at the 2026 general election to serve a 4-year term, then the member elected in that subdistrict at the 2030 general election shall serve a 2-year term. Provides that, beginning with the members elected at the 2032 general election, the members of each district shall serve two 4-year terms and one 2-year term for each 10-year period thereafter as determined by lot. Makes other changes concerning: conflicts of interests of board members, eligibility of individuals to serve as board members, nominating petitions for board members, the creation of the Chicago Board of Education Black Student Achievement Committee and other advisory bodies, and the creation and redistricting of subdistricts. Effective immediately.