Contract terms from the tender for a new power-generation facility must be revised before signing because the tender was amended to reflect new tax regulations. What approach should the project manager take to implement this amendment?

The correct approach is to discuss the new terms with the successful bidder to assess the impact on the contract price. This is because the tax regulations are a change to the original tender, and the project manager needs to understand how this will affect the bidder's costs and, consequently, the contract price. This discussion allows for negotiation and ensures a fair and mutually agreeable outcome. Signing the original contract and allowing a revised price later is less structured and could lead to disputes. Retendering the entire scope is an extreme and costly measure for a change in tax regulations. Amending and signing a revised contract immediately, without prior discussion, bypasses the necessary negotiation to determine the financial impact.