S. 245D : Settlement Commission-Settlement of cases-Return of income-Delay in filing of return – waiver of interest-Delayed filing of return as of copies of documents seized by Department not supplied in time to assessee-Cause for delay accepted by Settlement Commission-Settlement Commission reducing interest to 50 per cent.-No reasons assigned for partial reduction of interest-Complete waiver warranted when circumstances beyond assessee’s control Income- Advance tax- Seizure of cash not related to payment of advance tax-Settlement Commission right in refusing to waive interest for default in payment of advance tax. [S.220(2), 234B, 234C, 245D(4), Art. 226]