承付 指：
a.如果信用证为即期付款信用证，则即期付款。
b.如果信用证为延期付款信用证，则承诺延期付款并在承诺到期日付款。
c.如果信用证为承兑信用证，则承兑受益人开出的汇票并在汇票到期日付款。
开证行 指应申请人要求或者代表自己开出信用证的银行。
议付 指指定银行在相符交单下，在其应获偿付的银行工作日当天或之前向受益人预付或者同意预付款项，从而购买汇票（其付款人为指定银行以外的其他银行）及/或单据的行为。
指定银行 指信用证可在其处兑用的银行，如信用证可在任一银行兑用，则任何银行均为指定银行。
交单 指向开证行或指定银行提交信用证项下单据的行为，或指按此方式提交的单据。
交单人 指实施交单行为的受益人、银行或其他人。
Article 2 Definitions For the purpose of these rules:
Advising bank means the bank that advises the credit at the request of the issuing bank.
Applicant means the party on whose request the credit is issued.
Banking day means a day on which a bank is regularly open at the place at which an act subject to these rules is to be performed.
Beneficiary means the party in whose favour a credit is issued.
Complying presentation means a presentation that is in accordance with the terms and conditions of the credit, the applicable provisions of these rules and international standard banking practice.
Confirmation means a definite undertaking of the confirming bank, in addition to that of the issuing bank, to honour or negotiate a #plying presentation.
Confirming bank means the bank that adds its confirmation to a credit upon the issuing bank's authorization or request.
Credit means any arrangement, however named or described, that is irrevocable and thereby constitutes a definite undertaking of the issuing bank to honour a #plying presentation.
Honour means:
a. to pay at sight if the credit is available by sight payment.
b. to incur a deferred payment undertaking and pay at maturity if the credit is available by deferred payment.
c. to accept a bill of exchange （“draft”） drawn by the beneficiary and pay at maturity if the credit is available by acceptance.
Issuing bank means the bank that issues a credit at the request of an applicant or on its own behalf.
Negotiation means the purchase by the nominated bank of drafts （drawn on a bank other than the nominated bank） and/or documents under a #plying presentation, by advancing or agreeing to advance funds to the beneficiary on or before the banking day on which reimbursement is due to（to be paid the nominated bank.
Nominated bank means the bank with which the credit is available or any bank in the case of a credit available with any bank.
Presentation means either the delivery of documents under a credit to the issuing bank or nominated bank or the documents so delivered.
Presenter means a beneficiary, bank or other party that makes a presentation.
