Changes the amount of a public work project that a board may perform using its own workforce, without awarding a contract, from an estimated cost of less than $250,000 to an estimated cost of less than $375,000, adjusted annually to account for inflation. Provides that the department of local government finance shall annually publish the adjusted cost estimate threshold on the department's website. Removes the distinction between a political subdivision that is a school corporation and a political subdivision that is not a school corporation for the cost of a public work project that is not subject to certain procedures. Provides that if a federal grant is to be issued to fund a portion of the construction on a public work project, the successful bidder has 90 days to proceed with the contract. Provides that plans and specifications approved by an architect or engineer are not required for certain public work on a public building.