This document summarizes competition law issues in South Africa's construction sector. It discusses how section 4(1)(b) of the Competition Act prohibits various forms of collusive tendering, and describes the Competition Commission's investigation of the construction sector following applications in 2009 that uncovered collusion in related sectors. It outlines the Commission's fast-track settlement process in 2010 and subsequent consent agreements in 2013. It also discusses the Construction Industry Development Board's (CIDB) preliminary investigation into code of conduct breaches in 2014 and a review challenging the CIDB's authority to investigate. The document concludes by examining issues around private damages claims and actions under section 65 of the Competition Act.