(2) Any health care facility or health maintenance organization which is in operation at the time of promulgation of any applicable rules or minimum standards under ORS 441.025 or 731.072 shall be given a reasonable length of time within which to comply with such rules or minimum standards. [Amended by 1971 c.730 §4; 1973 c.840 §4; 1977 c.751 §19; 2003 c.14 §249; 2009 c.792 §37]