In this Act miners' welfare institute means an association—
An association satisfies this subsection if its affairs are managed by a group of individuals of whom at least two thirds are miners' representatives.
In subsection (2) "miners' representative" means a person who—
and the group mentioned in subsection (2) must contain both one or more persons of a kind specified in paragraph (a) or (b) and one or more persons of a kind specified in paragraph (c) or (d).
An association satisfies this subsection if—