Underwriter
Underwriter means:
(A) Any person (as defined in section 7701(a)(1)) that agrees pursuant to a written contract with the issuer (or with the lead underwriter to form an underwriting syndicate) to participate in the initial sale of the bonds to the public; and
(B) Any person that agrees pursuant to a written contract directly or indirectly with a person described in paragraph (f)(3)(iii)(A) of this section to participate in the initial sale of the bonds to the public (for example, a retail distribution agreement between a national lead underwriter and a regional firm under which the regional firm participates in the initial sale of the bonds to the public).