- Part A—Energy Conservation Program for Consumer Products Other Than Automobiles (§§ 6291 – 6309)
- Part A–1—Certain Industrial Equipment (§§ 6311 – 6317)
- Part B—State Energy Conservation Plans (§§ 6321 – 6327)
- Part C—Industrial Energy Efficiency (§§ 6341 – 6351)
- Part D—Other Federal Energy Conservation Measures (§§ 6361 – 6364)
- Part E—Energy Conservation Program for Schools and Hospitals (§§ 6371 – 6371j)
- Part F—Energy Conservation Program for Buildings Owned by Units of Local Government and Public Care Institutions (§§ 6372 – 6372i)
- Part G—Off-Highway Motor Vehicles (§ 6373)
- Part H—Encouraging Use of Alternative Fuels (§§ 6374 – 6374e)