upon receipt vs once receievd

Both phrases are correct, but they are used in different contexts. 'Upon receipt' is used to refer to the moment something is received, while 'once received' is used to indicate an action that will happen after receiving something.

Last updated: March 29, 2024

upon receipt

This phrase is correct and commonly used in English to refer to the moment something is received.

This phrase is used to indicate that something happens at the moment of receiving an item or information.

Examples:

Please check the contents of the package upon receipt.
Upon receipt of the email, I will respond promptly.

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Each Member State shall upon receipt forward the catch reports to the Commission. The Commission shall promptly forward that information to the NAFO Secretariat.
Inclusion of SME loans shall occur automatically upon receipt by the financial intermediary managing the guarantee fund of an inclusion notice submitted at least on a quarterly basis until the end of the relevant inclusion period.
Within 15 days upon receipt, the DPO shall send acknowledgement of receipt to the Appointing Authority or the person who commissioned the investigation and verify whether the request is to be treated as confidential.
Within 15 days upon receipt, the DPO shall send an acknowledgement of receipt to the person who commissioned the investigation, and verify whether the request is to be treated as confidential.
Upon receipt, the competent authorities will forward the information electronically to the EU.
Complaints are identified, registered and numbered upon receipt.
The parties were granted four weeks upon receipt to submit further comments.
The funds have been processed and will be wired upon receipt.
That authority shall, immediately upon receipt, ensure that the decision on the remedy is implemented.
For all Member States, the number of paying agents upon receipt having received interest payments within the meaning of Article 6(4).
3. Each Member State shall, upon receipt, forward catch reports by computer transmission to the NAFO Secretariat via the Commission.
Entities and legal arrangements which are not subject to effective taxation should apply the provisions of Directive 2003/48/EC upon receipt by them of any interest payment from any upstream economic operator.
Each Member State shall, upon receipt, forward catch reports by electronic or other means to the Commission.
In such circumstances a request from the judicial authority may be executed immediately upon receipt.
Member States shall, upon receipt, transmit the reports provided for in paragraph 1(a), (c) and (d) to the Commission.
Payments received or secured by paying agents upon receipt are deemed to be made or secured for the immediate benefit of the beneficial owner to whom the taxable income is legally attributable.
2. The Commission shall transmit to the Member States, immediately upon receipt from the CCAMLR, the draft list of Contracting Party vessels presumed to have carried out IUU activities.
The Commission should present a progress report on the NAIADES programme before the end of 2010: the Council will examine it upon receipt.
The information referred to in Article 2, and an identification number for each export operation, shall be sent by OLAF to the Russian customs authorities upon receipt.
Where the PNR data transferred by air carriers include data other than those listed in Annex I, the PIU shall delete such data immediately and permanently upon receipt.

Alternatives:

upon arrival
upon delivery
upon reception
upon acceptance
upon acquisition

once receievd

This phrase is correct and commonly used in English to indicate an action that will happen after receiving something.

This phrase is used to indicate that an action will take place after something has been received.