The National Curriculum in the UK specifies that pupils will be tested at the ages of 7, 11, 14 and 16. This corresponds to Key Stages 1- 4 (KS) of the National Curriculum.
Years
Key Stage
Exams
1, 2
1
KS1 SATs, April/May of Yr.2
Classroom based, small groups with class teacher
3, 4, 5, 6
2
KS2 SATs, May of Yr.6
External markers;eg. retired or part-time teachers. Some results are usually out by first week of July; 2 weeks later for English
7, 8, 9
3
KS3 SATs, May of Yr.9
Maths & Science results out by early July; 2 weeks later for English.