Relating to required payments for changes to the scope of work on construction contracts; prescribing an effective date.

Tells state agencies that want more work on a construction project than the contract calls for to issue a change order for the work by a certain date or to pay interest if the agency does not. Makes contractors do the same for subcontractors and owners do the same in private contracts. (Flesch Readability Score: 61.6). Requires contracting agencies that procure public improvement contracts or contracts for public works and require additional work outside the scope set forth in the public improvement contract or contract for public works to issue change orders for the additional work within a specific time or to pay interest for failing to do so. Requires similar duties from contractors to subcontractors and from owners to contractors in private construction contracts. Takes effect on the 91st day following adjournment sine die.