| Unit-I | Legislature & Executive | Articles 79 to 122 & 168 to 212 | Parliamentary privileges, Tenth Schedule Anti-Defection law, President/Governor ordinance powers. |
| Unit-II | The Judiciary | Articles 124 to 147 & 226 | Collegium appointment of judges, Supreme Court jurisdiction, High Court writ power, and independence. |
| Unit-III | Centre-State Relations | Articles 245 to 281 | Legislative lists, repugnancy (Art. 254), Pith & Substance, and Colorable Legislation doctrines. |
| Unit-IV | Torts, Contracts & Services | Articles 299, 300, 301, 310 | State contract formality (Art. 299), tortious liability, inter-state trade, and doctrine of pleasure. |
| Unit-V | Emergency & Basic Structure | Articles 352 to 360 & 368 | National/State emergency, fundamental rights suspension, and Kesavananda Bharati basic structure. |
