Pennsylvania A C D F G H I K L M N O P R S T U V W Pennsylvania Construction Litigation Hold 42 P.S. § 5536.Substantial completion of improvement.Period extended to 14 years if injury occurrs between 10th and 12th.Online ReferenceNational Society of Professional Engineers Home Online Reference State Statute for Construction: 10 Years*The National Society of Professional Engineers Recommends an Additional: 3 YearsRecommended Document Retention 13 Years If you would like to learn the statute of limitations of any warranty your state entitles you to, refer to our Warranties map.