Chapter 3General Regulations Sections 301 to 304. {As in IPC} Section 305. Protection of Pipes and Plumbing System Components Sections 306 to 308. {As in IPC} Section 309. Flood Hazard Resistance Sections 310 to 313. {As in IPC} Section 314. Condensate Disposal Section 315. Penetrations {As in IPC} Section 316. Alternative Engineered Design {As in IPC} Section 317. Connection to Water and Sewer Systems