(1)An allowance known as personal independence payment is payable in accordance with this Part.
(2)A person’s entitlement to personal independence payment may be an entitlement to—
(a)the daily living component (see section 78);
(b)the mobility component (see section 79); or
(c)both those components.
(3)A person is not entitled to personal independence payment unless the person meets prescribed conditions relating to residence and presence in Great Britain.