CFR›Title 29›Subtitle B›Chapter XL›Part 4211›Subpart C ContainsSections 4211.21–4211.24CorpusDaily eCFRDisplayed edition2026-04-15Last updated2026-04-15 Subpart C—Changes Subject to PBGC Approval Sections 4211.21 § 4211.21 Changes subject to PBGC approval. 4211.22 § 4211.22 Requests for PBGC approval. 4211.23 § 4211.23 Approval of alternative method. 4211.24 § 4211.24 Special rule for certain alternative methods previously approved. Previous B Subpart B—Changes Not Subject to PBGC Approval Next D Subpart D—Allocation Methods for Merged Multiemployer Plans