A Level Subject Content for teaching from 2017
GCE Subject Level Guidance from DfE, this guidance is intended to help awarding organisations understand how to comply with the GCE subject-level conditions and requirements for mathematics. The guidance includes further information on the use of Technology and large Data sets.
For a change of specification as well as clear specifications, comparison and mapping documentation is always very useful.
From MEI, a summary which applies to all specifications:
Changes to AS/A Level Mathematics & Further Mathematics.
Summary of changes from AQA including what has gone and what has moved from AS to A Level and vice versa.
From OCR – the following mapping documents
Also a Teachers’ Guide on Moving from Modular to Linear Qualifications.