Originally called 'Model Form A', 'MF/1' comprises Conditions of Contract for the design, supply and installation of electrical, electronic and mechanical plant. First published in 1903 by the Institution of Electrical Engineers (IEE), further editions followed throughout the twentieth century. In 1926 the Institution of Mechanical Engineers joined the IEE as publisher, widening the scope to cover mechanical works. The 1988 edition was renamed and combined with the export version—MF/1. This Practice Note looks at the 2014 Revision 6 version of the form (now published on behalf of the Institution of Engineering and Technology (IET) and the Institution of Mechanical Engineers).

Other contracts in the Model Form suite include conditions for supply only (MF/2 and MF/3) and for professional services (MF/4). See Practice Notes: MF/2 Rev 2 (1999), MF/3 Rev 1 (2001) and MF/4 (2003). MF/1 is suitable for projects with a large element of mechanical, electrical and electronic plant—ranging from electricity generation, waste incineration, amphibious boats, fire safety equipment to automated manufacturing systems. Although not a part of MF/1, it would be common for the