This subpart applies to any program administered under the authority of the Act, including but not limited to:

(a) The catastrophic risk protection plan of insurance;

(b) The additional coverage plans of insurance as authorized under section 508(c) of the Act;

(c) Private insurance products authorized under section 508(h) or 523(d) of the Act and reinsured by FCIC; and

(d) Persons entering contracts or cooperative agreements under sections 506(l), 522(c), 522(d), or 524(a) of the Act.