Industrial Action September 2023 Letter Primary 1 Primary 1/2 (Primary 1s) Primary 1/2 (Primary 2s) Primary 2/3 (Primary 2s) Primary 2/3 (Primary 3s) Primary 3 Primary 4 Primary 4/5 (Primary 4s) Primary 4/5 (primary 5s) Primary 5 Primary 6 Primary 6/7 (Primarys 6s) Primary 6/7 (Primary 7s) Primary 7