3. The requirements of this paragraph are satisfied in relation to a particular person (“the person in question”) and a particular seat (“the relevant seat”) provided with a particular seat belt (“the relevant belt”) if—
(a)another person is wearing the relevant belt;
(b)a child is occupying the relevant seat and wearing a child restraint which is an appropriate child restraint for that child;
(c)another person, being a person holding a medical certificate, is occupying the relevant seat;
(d)a disabled person (not being the person in question) is occupying the relevant seat and wearing a disabled person’s belt;
(e)by reason of his disability, it would not be practicable for the person in question to wear the relevant belt;
(f)the person in question is prevented from occupying the relevant seat by the presence of a carry cot which is restrained by straps and in which there is a child aged under 1 year;
(g)the person in question is prevented from occupying the relevant seat by the presence of a child restraint which could not readily be removed without the aid of tools; or
(h)the relevant seat is specially designed so that—
(i)its configuration can be adjusted in order to increase the space in the vehicle available for goods or personal effects, and
(ii)when it is so adjusted the seat cannot be used as such,
and the configuration is adjusted in the manner described in sub-paragraph (i) and it would not be reasonably practicable for the goods and personal effects being carried in the vehicle to be so carried were the configuration not so adjusted.