It is unlawful for a public authority to act in a way which is incompatible with a Convention right.
Subsection (1) does not apply to an act if—
In this section "public authority" includes—
but does not include either House of Parliament or a person exercising functions in connection with proceedings in Parliament.
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
In relation to a particular act, a person is not a public authority by virtue only of subsection (3)(b) if the nature of the act is private.
"An act" includes a failure to act but does not include a failure to—