- Part D—Protectability of Plant Varieties (§§ 2401 – 2404)
- Part E—Applications; Form; Who May File; Relating Back; Confidentiality (§§ 2421 – 2427)
- Part F—Examinations; Response Time; Initial Appeals (§§ 2441 – 2443)
- Part G—Appeals to Courts and Other Review (§§ 2461 – 2463)
- Part H—Certificates of Plant Variety Protection (§§ 2481 – 2486)
- Part I—Reexamination After Issue, and Contested Proceedings (§§ 2501 – 2504)