The Social Security Benefit (Dependency) Regulations 1977

[F12B.   No such increase shall be payable—

(a)in respect of the first child [F2or qualifying young person] where the earnings were [F3£280] or more; and

(b)in respect of a further child [F2or qualifying young person] for each complete [F4£37 ]by which the earnings exceeded [F3£280.]]