The revised rules for the Millennium Prize Problems were adopted by the Board of Directors of the Clay Mathematics Institute on 26 September, 2018.

Please read this document carefully before contacting CMI about a proposed solution. In particular, please note that:

CMI does not accept direct submission of proposed solutions. The document is a complete statement of the rules and procedures: CMI will not offer any futher guidance or advice. Before CMI will consider a proposed solution, all three of the following conditions must be satisfied: (i) the proposed solution must be published in a Qualifying Outlet (see §6), and (ii) at least two years must have passed since publication, and (iii) the proposed solution must have received general acceptance in the global mathematics community

27 September, 2018