Class Hierarchy

 fro-cfr:CFR Component
     fro-cfr:CFR Chapter
     fro-cfr:CFR Paragraph
     fro-cfr:CFR Part
     fro-cfr:CFR Section
     fro-cfr:CFR Title
     fro-cfr:CFR Volume
 fro-cfr:CFR Edition
 fro-leg-ref:Codification
 fro-leg-ref:Document Component
     fro-leg-ref:Chapter
     fro-leg-ref:Chapter division
     fro-leg-ref:Document Title
     fro-leg-ref:Paragraph
     fro-leg-ref:Document Section
 fro-leg-ref:Document Edition
 fro-leg-ref:Executive Body
     fro-leg-ref:Government Office
     fro-leg-ref:Regulatory Authority
 fro-leg-ref:Rulemaking
 fro-leg-ref:Supervisory Mandate
 fro-usc:United States Code
     fro-usc:United State Code - Element
         fro-usc:United State Code - Level
             fro-usc:United State Code - Chapter
             fro-usc:United State Code - Clause
             fro-usc:United State Code - Item
             fro-usc:United State Code - Paragraph
             fro-usc:United State Code - Section
             fro-usc:United State Code - Subparagraph
             fro-usc:United State Code - Subchapter
             fro-usc:United State Code - Subclause
             fro-usc:United State Code - Subparagraph
             fro-usc:United State Code - Subsection
             fro-usc:United State Code - Title
         fro-usc:United State Code - Text Element
             fro-usc:United State Code - Chapeau
             fro-usc:United State Code - Continuation
             fro-usc:United State Code - Note
             fro-usc:United State Code - Continuation