International Building Code Section 909.11 is hereby amended to read as follows:

[F] 909.11 Emergency power. Smoke control systems, including energy management systems used for smoke control or smoke removal, shall be provided with emergency power in accordance with Section 2702 and Table 2702.

Exception: In other than high-rise buildings, underground buildings, atriums, and covered mall buildings, smoke control systems shall be provided with legally required standby power in accordance with Section 2702 and Table 2702.

[F] 909.11.1 Power sources and power surges. Elements of the smoke control system relying on volatile memories or the like shall be supplied with uninterruptable power sources of sufficient duration to span 15-minute primary power interruption. Elements of the smoke control system susceptible to power surges shall be suitably protected by conditioners, suppressors or other approved means.