This Q &A assumes that the question concerns a public procurement subject to the Public Contracts Regulations 2015 (PCR 2015), SI 2015/102. Consortium bids are not specifically defined in PCR 2015, SI 2015/102. However, consortium bids are permitted as an economic operator is defined as 'any person or public entity or group of such persons and entities, including any temporary association of undertakings, which offers for the execution of works or work, the supply of products or the provision of services on a market'. PCR 2015, SI 2015/102, reg 19(6) permits a contracting authority to require a group of economic operators to assume a specific legal form once they have been awarded the contract, to the extent that such a change is necessary for the satisfactory performance