S. 237 : Refund-Limitation-Excess TDS-CBDT Circular prescribing two-year time limit for refund claim of tax erroneously deducted at source held ultra vires-In absence of statutory limitation under ss. 237/239, Board cannot curtail substantive right to claim refund-Interest on FCCBs/ECBs utilised for overseas subsidiary held covered by s. 9(1)(v)(b), hence no TDS deductible-Taxing statutes are interpreted by following the principles of strict interpretation. While interpreting a taxing statute, there is no room for any intendment. [S. 9(1)(v)(b), 119, 195, 200, 203, 239, R. 31, Art. 226]