A Q&A guide to construction projects in Pennsylvania. This Q&A addresses state law and custom relating to public and private construction projects, including prompt payment laws, retainage, project delivery systems, contract forms and commonly negotiated terms, warranties, and licensing requirements for construction professionals. It also addresses payment and performance bonds, including any "Little Miller Acts," construction litigation statutes of limitation and pleading requirements, and the enforceability of specific clauses, such as liquidated damages, limitations on liability, and no-damages-for-delay. Answers to questions can be compared across a number of jurisdictions (see Construction Laws and Customs: State Q&A Tool).