Welcome to Common Structural Rules Software LLC Webstore

Common Structural Rules Software LLC (CSRS) is a joint venture company established by American Bureau of Shipping (ABS) and Lloyd's Register (LR) to provide industry with a validated and verified suite of software tools for CSR, which will meet the concerns of industry about the possibility of different interpretations of the requirements of CSR as a result of the software used in assessment, and hope that other societies will recognise the value of the suite and consider adopting it.