Provides that on January 1, 2027, the town of Cumberland is an excluded city and no longer part of the consolidated city. Requires the town legislative body and the legislative body of the consolidated city and county to take any steps necessary to transition the town to an excluded city. Requires the department of local government finance to adjust property tax levies, rates, budgets, and distributive shares of local units of local government as necessary to account for the town becoming an excluded city. Provides that, after December 31, 2026, any part of the town that is included in a fire protection district on December 31, 2026, that is located in the county containing the consolidated city, shall continue to be included in the fire protection district. Provides that, after December 31, 2026, the town is liable for debt service owed by the consolidated city on December 31, 2026, in the same ratio as the assessed valuation of the property in the town bears to the assessed valuation of all property included in the consolidated city until the particular debt service is satisfied.