Yes, this is dealt with by the following documents:
BR 364 Solar shading of buildings;
AM 10 Natural ventilation in non-domestic buildings;
BS 8206 Part 2 Code of practice for daylighting;
CE129 Reducing overheating – this represents a designer’s guide;
TM37 Design for improved solar shading control;
Building Bulletins 87 and 101, which specifically deal with school buildings;
SAP 2005 Appendix P – this specifically has procedural information regarding testing the extent of solar gain.