- March Series: 31 July, of the previous year
- June Series: 31 October, of the previous year
- November Series: 30 April, of the previous year
Please see section 3.1 of the Cambridge Handbook for a list of components requiring an Outline Proposal Form.
All Outline Proposal Forms should be submitted by email to CIE.OPF@cambridgeinternational.org or by fax to +44 (0) 1223 553 558.