Exemption under section 35AC approves medical trust projects for establishment and maintenance of specialty hospital units. The Central Government, on the National Committee's recommendation and exercising powers under the Explanation to section 35AC and rule 11M(5), approves Sri Sathya Sai Medical Trust, Anantapur, and specifies the establishment and maintenance of Urology and Nephrology and Neurology units at the Speciality Hospital, Prasanthi Nilayam, as eligible projects for tax-exemption; the National Committee is satisfied with execution and the recognition is extended for a further two years for assessment years 1995-96 and 1996-97.