S. 197 : Deduction at source-Certificate for lower rate-Certificate of nil deduction-Non-Resident-Payments received from ONGC for work done inside and outside India-Powers of Assessing Officer while considering application for certificate-Difference of opinion between members of division bench-Matter to be referred to appropriate Bench-DTAA-India-The United Arab Emirates. [R. 28, 28AA, Art. 7]