There is great debate about the new Ofsted (September 2014) guidelines on SMSC.  In defining spiritual, moral, social and cultural development (SMSC) it says

The social development of pupils is shown by their:

(point 3) acceptance and engagement with the fundamental British values of democracy, the rule of law, individual liberty and mutual respect and tolerance of those with different faiths and beliefs; the pupils develop and demonstrate skills and attitudes that will allow them to participate fully in and contribute positively to life in modern Britain.

152         Inspectors should consider how well leadership and management ensure that the curriculum:

(point 2)  actively promotes the fundamental British values of democracy, the rule of law, individual liberty and mutual respect and tolerance of those with different faiths and beliefs

For more go to Ofsted School Inspection handbook Sept 2014  http://www.ofsted.gov.uk/resources/school-inspection-handbook