[RUOK2?]

Thanks for all the responses. Apparently, this (below) is what we need:-.
-"A COVID-19 test is required before you get on a plane to England.
-The test must be within 2-days/48 hours before boarding time.
-Make sure that your vendors test meets performance standards of ≥97% specificity, ≥80% sensitivity at viral loads above 100,000 copies/ml.
-This could include tests such as a nucleic acid test, a PCR test, LAMP test or an antigen test, or the LFD (lateral flow device) test.
-Be sure to check with your test provider that the test meets these standards.
-In Person Test must be face-to-face with a 'certifier'.
-A self-administered test with video or photo verification is acceptable, (assuming that you know those special rules."