10 years after the publication of Revision 6 (2014 edition) of the Model Form of Contract for the design, supply and installation of electrical, electronic and mechanical plant (MF/1), the Institution of Engineering and Technology (IET) has released Revision 7 (2024 edition), shortly followed by an erratum containing a summary of corrections.

Regular users of the MF/1 may be comforted to know that the risk profile of the contract has not changed though the door has been opened to extending the duration of liability for latent defects, as discussed below.