• Subpart 1 [§ 285 - § 285a-13] - national cancer institute

• Subpart 2 [§ 285b - § 285b-9] - national heart, lung, and blood institute

• Subpart 3 [§ 285c - § 285c-9] - national institute of diabetes and digestive and kidney diseases

• Subpart 4 [§ 285d - § 285d-8] - national institute of arthritis and musculoskeletal and skin diseases

• Subpart 5 [§ 285e - § 285e-11] - national institute on aging

• Subpart 6 [§ 285f - § 285f-5] - national institute of allergy and infectious diseases

• Subpart 7 [§ 285g - § 285g-11] - eunice kennedy shriver national institute of child health and human development

• Subpart 8 [§ 285h - § 285h] - national institute of dental research

• Subpart 9 [§ 285i - § 285i-1] - national eye institute

• Subpart 10 [§ 285j - § 285j-3] - national institute of neurological disorders and stroke

• Subpart 11 [§ 285k - § 285k] - national institute of general medical sciences

• Subpart 12 [§ 285l - § 285l-6] - national institute of environmental health sciences

• Subpart 13 [§ 285m - § 285m-6] - national institute on deafness and other communication disorders

• Subpart 14 [§ 285n - § 285n-2] - national institute on alcohol abuse and alcoholism

• Subpart 15 [§ 285o - § 285o-4] - national institute on drug abuse

• Subpart 16 [§ 285p - § 285p-3] - national institute of mental health

• Subpart 17 [§ 285q - § 285q-3] - national institute of nursing research

• Subpart 18 [§ 285r - § 285r] - national institute of biomedical imaging and bioengineering

• Subpart 19 [§ 285s - § 285s] - national human genome research institute

• Subpart 20 [§ 285t - § 285t-3] - national institute on minority health and health disparities