Tender Fee: Interested parties shall first deposit the appropriate Tender Fee (non-refundable) in cash (Cheque will not be accepted) into Account name; Qatargas Operating Company Limited- call Account. Qatar National Bank, Main Branch, P.O.Box: 1000, Doha Qatar. Qatargas Bank Account No.0013-002521-052, IBAN#QA64QNBA000000000013002521052. Tenderer must mention his company's full name and Tender Number on the Bank deposit slip. Also it is mandatory to submit a copy of the valid Commercial Registration and an authorization letter from his company with the name, telephone, fax and e-mail ID of the focal point for this tender.