Charitable activities exemption: defined public health, education, religion and environment services exempt from service tax, with general utility clause removed. Exemption from service tax applies to services by entities registered under section 12AA that fall within the defined charitable activities, including specified public health services, advancement of religion or spirituality, advancement of educational programmes or skill development for listed beneficiary groups, and preservation of environment; the residual general public utility clause was deleted effective 1 April 2013 while a separate limited threshold exemption continues to apply, and 'rural area' is defined by village land revenue records excluding municipal or notified urban areas.