The new payment system states if tracking shows delivery then your payout will be released 2 days after that delivery date.
That is, if you do not have any initial holds if you are a new or returning seller, then payouts can be held for 21 days.
Read about the new Buyer Protection Fee and payments to sellers here:
https://www.ebay.co.uk/help/buying/paying-items/buyer-protection-fee?id=5594
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