CFR›Title 29›Subtitle B›Chapter XL›Part 4050›Subpart C ContainsSections 4050.301–4050.307CorpusDaily eCFRDisplayed edition2026-05-07Last updated2026-05-07 Subpart C—Certain Defined Benefit Plans Not Covered by Title IV Sections 4050.301 § 4050.301 Purpose and scope. 4050.302 § 4050.302 Definitions. 4050.303 § 4050.303 Options and duties of plan administrator. 4050.304 § 4050.304 Diligent search. 4050.305 § 4050.305 Filing with PBGC. 4050.306 § 4050.306 Missing participant benefits. 4050.307 § 4050.307 PBGC discretion. Previous B Subpart B—Defined Contribution Plans Next D Subpart D—Multiemployer Plans Covered by Title IV