There are no specific entry or residence regulations for people with HIV/AIDS. Neither a medical certificate nor an HIV test result is required when entering the country. Foreigners with a known HIV infection are not subject to specific residence regulations. There are no regulations regarding the control, deportation or expulsion of those concerned.
(Source: 1)
In certain circumstances, TB-related health checks are performed at entry ports. People found ill are then directed to treatment.
ARVs can be imported to the UK if a doctor’s prescription is carried.
People discovered to be HIV-positive are not deported from the UK, but neither is HIV a reason for receiving asylum.