Yes, the UK contract has an explicit clause that says doses manufactured from the UK plants can only be exported once the UK order is fulfilled. The UK governme

Yes, the UK contract has an explicit clause that says doses manufactured from the UK plants can only be exported once the UK order is fulfilled. The UK government demanded this as a condition of partnering with Oxford, and vetoed Oxford partnering with Merck because they wanted a UK HQed company. Whether AZ is breaching the contract with the EU seems to be debatable, but the EU are certainly expecting AZ to explicitly break their contract with the UK.