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Sometimes consultants and/or customers are not sure about the effect of RFx Dates, find bellow a simple description of the meaning and effect of each one:

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  • Start Date: Day start date and time for submitting bids. If you not complete this dates, the supplier might enter a bid as soon as the Rfx is published.

  • Submission Deadline: Last date and time for submitting bids. This is the only required date.

  • Opening Date: Key date on which RFx responses tendered for an RFx are opened for perusal. If you do not complete this date, the purchaser might open the bids as soon as they are sent by the bidder.

  • Technical RFx Response Opening Date(Only for two envelope Bidding): Key date on which Technical RFx responses tendered for an RFx are opened for perusal.

  • End of Binding Period: The binding period is the date until which bidders are bound to fulfill any bids they submitted.

  • Valid From/To: the validity timeframe for the RFx.

Hope This Help!


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  1. Former Member

    Great blog!

    Could you explain more about the ‘End of Binding Period‘ ? for example, is there any control about this or from this field?


  2. Ivy Li

    Hi Celeste,

    This is a good topic!

    If possible, add more values such as the coding where they can be controlled.

    Best regards,



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