How long does an implied warranty last?

Answer 1

(This answer is based on US law)

It depends on whether it is an implied warranty for a construction defect or a product defect.

Construction defects: The implied warranty at issue is the implied warranty against latent defects. If there is no disclaimer of implied warranties in the construction contract, then the implied warranty against latent defects will last until the end of the state's statute of repose. When the statue of repose runs, the builder cannot be sued for a construction defect. This de facto terminates the implied warranty. Most states set this period at 10 years after substantial completion of construction. Some states have less than 10 years.

Product defects: