CFR›Title 16›Chapter II›Part 1203›Appendix Figure 1 to Part 1203 CorpusDaily eCFRDisplayed edition2026-04-24Last updated2026-04-24 Figure 1 to Part 1203—Anatomical Planes Previous D Subpart D—Requirements For Bicycle Helmets Manufactured From March 17, 1995, Through March 10, 1999 Next Figure 2 to Part 1203 Figure 2 to Part 1203—ISO Headform-Basic, Reference, and Median Planes