13. The registered person shall ensure that no domiciliary care worker is supplied by the agency unless—
(a)he is of integrity and good character;
(b)he has the experience and skills necessary for the work that he is to perform;
(c)he is physically and mentally fit for the purposes of the work which he is to perform; and
(d)full and satisfactory information is available in relation to him in respect of each of the matters specified in Schedule 3.