Covid -19 test would soon “no longer be sufficient” proof that a person was Covid-safe. He urged businesses to “use the NHS Covid pass in the weeks ahead”, adding: “We will be keeping a close watch on how it is used by venues and reserve the right to mandate if necessary.” He continued: “By the end of September everyone aged 18 and over will have the chance to receive full vaccination and the additional two weeks for that protection to really take hold.“So at that point we plan to make full vaccination a condition of entry to nightclubs and other venues where large crowds gather.“Proof of a negative test will no longer be sufficient.”Boris Johnson warned that “some of life’s most important pleasures and opportunities are likely to be.