13. A provider shall, having regard to the size and nature of the service, the statement of aims and objectives and the number and needs of service users–
(a)ensure that at all times suitably qualified and competent persons are working in the care service in such numbers as are appropriate for the health and welfare of service users;
(b)where the care service is a care home which provides nursing, ensure that at all times a suitably qualified registered nurse is working at the care home or, where that is sufficient to meet the nursing requirements of service users, available on call; and
(c)ensure that persons employed in the provision of the care service receive–
(i)training appropriate to the work they are to perform; and
(ii)suitable assistance, including time off work, for the purpose of obtaining further qualifications appropriate to such work.