4.—(1) This paragraph applies where P—
(a)is a non-Schedule 11 passenger who is required to comply with regulation 9, and
(b)undertakes a day 2 test which generates a negative or inconclusive result.
(2) P may undertake a test in accordance with Schedule 10 (optional testing after arrival in England), and, where the test generates a negative result, P ceases to be required to self-isolate from the time that P is notified of that result.
(3) P must in any event undertake the day 8 test booked in accordance with regulation 6.
(4) Where P ceases to be required to self-isolate under these Regulations in accordance with regulation 9(16), paragraph 3(1), (4) and (5) do not apply in relation to P’s day 8 test.