Section 457 provides rules for nonqualified deferred compensation plans established by eligible employers as defined under Sec. 1.457-2(d). Eligible employers can establish either deferred compensation plans that are eligible plans and that meet the requirements of section 457(b) and Secs. 1.457-3 through 1.457-10, or deferred compensation plans or arrangements that do not meet the requirements of section 457(b) and Secs. 1.457-3 through 1.457-10 and that are subject to tax treatment under section 457(f) and Sec. 1.457-11. [T.D. 9075, 68 FR 41234, July 11, 2003]