The Mumbai Bench of ITAT has held that:

Section 11, read with Section 24 - Charitable or religious trust:- In case of assessee, a charitable trust, claiming exemption under section 11(1)(a), it is only expenditure actually incurred to earn rental income, i.e., repairs, municipal taxes etc. which has to be allowed as deduction, however, assessee’s claim for standard deduction under section 24(a) cannot be allowed.

Section 11 - Charitable or religious trust:- Donation made by one charitable trust to another charitable trust would entitle donor trust to claim exemption qua application of income under section 11(1) even if donation is towards corpus of donee-fund.