Chapter VIII Interstate Trade, Commerce and Liabilities and Assets 185. Interstate Trade and Commerce 186. Government Liabilities and Assets 71 72 Part Thirteen State of Emergency and Declaration of War 187. Declaration of a State of Emergency 188. Powers of the President in a State of Emergency 189. Duration of a State of Emergency 190. Declaration of War 72 72 73 73 Part Fourteen Census, Referenda and Elections Chapter I Census and Statistics 191. The National Bureau of Statistics 192. Population Census 73 74 Chapter II 193. Referenda 74 Chapter III Elections 194. Running for Elections 195. The National Elections Commission 74 74 Part Fifteen Miscellaneous Chapter I Miscellaneous Provisions 196. Coming into Force of this Constitution 197. Amendment of this Constitution 198. Continuity of Laws 75 75 75