Originally Posted by
petit_manchot
EK's covid guide says: "COVID‑19 RT‑PCR test certificates must be issued by an authorised facility in the passenger's departure country. Certificates that have already been presented for travel to another destination can't be used for re‑entry even if they are still within the validity period."
This is the paragraph i was mentioning earlier... it is stated, but from personal experience and 2 other colleagues, it is not enforced. So long as the cert is valid timing and has negative clearly showing, they dont inspect it much further than that.