(a) Account or accounts as used in this part means share, share certificate or share draft accounts (or their equivalent under state law, as determined by the Board in the case of insured state credit unions) of a member (which includes other credit unions, public units, and nonmembers where permitted under the Act) in a credit union of a type approved by the Board which evidences money or its equivalent received or held by a credit union in the usual course of business and for which it has given or is obligated to give credit to the account of the member.

(b) Advertisement as used in this part means a commercial message, in any medium, that is designed to attract public attention or patronage to a product or business.

(c) Insured credit union and federally insured credit union as used in this part mean a credit union with National Credit Union Administration share insurance.

(d) Non-federally insured credit union as used in this part means a credit union with either no account insurance or with primary account insurance provided by some entity other than the National Credit Union Administration.