Chapter 21. Administration, Maintenance and Policing of Commonwealth Highways
- Subchapter I. Title and Definitions (§§ 2101 — 2102)
- Subchapter II. Duties of Department of Transportation and Public Works (§§ 2201 — 2205)
- Subchapter III. Drainage of Highways (§§ 2301 — 2302)
- Subchapter IV. Responsibilities of Property Owners Abutting the Highways (§§ 2401 — 2410)
- Subchapter V. Construction of Works and Other Activities on Private Lands Contiguous to Highways (§§ 2501 — 2505)
- Subchapter VI. Construction of Works and Other Activities Within Right of Way of Highways (§§ 2601 — 2606)
- Subchapter VII. Animals on Highways (§§ 2701 — 2703)
- Subchapter VIII. Damages to Hightway (§§ 2801 — 2802)
- Subchapter IX. Tree Conservation (§§ 2901 — 2903)
- Subchapter X. Other Provisions (§§ 3101 — 3102)