Made a mistake on your bid? Can you fix it in New Jersey?

On Behalf of | Sep 2, 2026 | Construction Litigation |

Every construction bid involves dozens of numbers pulled together under a tight deadline. Contractors juggle quotes from subcontractors, material costs and labor estimates, often finalizing everything in the final hours before submission. With that much information moving at once, an error can slip through unnoticed until after the bid goes in. In New Jersey, the law gives contractors a way to withdraw or fix a bid in some cases. However, its success depends on how fast you act and whether the project is public or private. 

What counts as a bid mistake

Not every regret qualifies as a legal mistake. Courts and public agencies generally look for a clerical or mathematical error rather than a change of heart about pricing or scope. Examples include a transposed number, a missing labor cost or an accidental omission of a major material. If a contractor simply underestimated the market or wants better terms, that usually won’t support a withdrawal request.

Can you withdraw or correct the bid

Under New Jersey’s Local Public Contracts Law, a public works bidder may request to withdraw a mistaken bid within five business days of bid opening by submitting written proof that enforcing the bid would be unconscionable and that the error occurred despite exercising reasonable care.  Waiting too long or trying to fix the error after losing the bid usually won’t work. Private contracts follow the terms of the bid documents and any applicable case law, so the outcome can vary more from project to project.

Talking with an attorney

Bid mistakes carry real financial stakes, and the deadlines for raising them move fast. If you’re unsure where you stand after finding an error, a short conversation with a construction attorney can bring some clarity. An attorney who knows New Jersey construction and bidding law can review the paperwork, help gather the right proof and explain what options actually apply to your situation. Getting that kind of guidance early, before a deadline passes, often makes the difference between resolving the issue calmly and losing a bond or facing a dispute. 

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