1. Short title This Act may be cited as the Stop Unfair Bid Shopping Act of 2018 or the SUBS Act . 2. Requirement to notify Government of changes to subcontractors under construction contracts (a) Requirement An agency awarding a construction contract using sealed bid procedures in an amount greater than $1,500,000 shall— (1) require an offeror for the contract to include a list in the offer of each subcontractor that the offeror intends to use in the performance of the contract, for any subcontract expected to be awarded in excess of $100,000