Rule 5. For the purposes of sections 2001 to 2093 of Act No. 218 of the Public Acts of 1956, as amended, being SS500.2001 to 500.2093 of the Michigan Compiled Laws, policies of insurance delivered or issued for delivery for which a substitution has been made pursuant to R 500.1223 shall constitute a separate class of business from those policies of insurance delivered or issued for delivery for which a substitution pursuant to R 500.1223 has not been made.
Mich. Admin. Code R. 500.1225