The Competition and Markets Authority (CMA) has updated its timetable for its investigation into seven major housebuilders to continue until August this year.

The CMA has dropped an investigation into suspected conduct relating to the supply of chemical admixtures and additives for use in concrete, cement and related construction products in the UK.

Demolition giant Keltbray has lost its appeal against the amount it was fined by the Competition and Markets Authority after a major investigation uncovered an illegal cartel into construction contracts.

The Competition and Markets Authority has won a legal challenge in the High Court relating to home search warrants as part of a cartel investigation.