Floors 1 through 14 would need sprinklers at a minimum, plus what is in the IFC if adopted.
2006 IBC:
[F] 903.2.1 Group A.
An automatic sprinkler system shall be provided throughout buildings and portions thereof used as Group A occupancies as provided in this section. For Group A-1, A-2, A-3 and A-4 occupancies, the automatic sprinkler system shall be provided throughout the floor area where the Group A-1, A-2, A-3 or A-4 occupancy is located, and in all floors between the Group A occupancy and the level of exit discharge. For Group A-5 occupancies, the automatic sprinkler system shall be provided in the spaces indicated in Section 903.2.1.5.
[F] 903.2.1.2 Group A-2.
An automatic sprinkler system shall be provided for Group A-2 occupancies where one of the following conditions exists:
1. The fire area exceeds 5,000 square feet (465 m2);
2. The fire area has an occupant load of 100 or more; or
3. The fire area is located on a floor other than the level of exit discharge.
2006 IFC:
914.3 High-rise buildings.
High-rise buildings shall comply with Sections 914.3.1 through 914.3.5.
914.3.1 Automatic sprinkler system.
Buildings and structures shall be equipped throughout with an automatic sprinkler system in accordance with Section 903.3.1.1 and a secondary water supply where required by Section 903.3.5.2.
Exception: An automatic sprinkler system shall not be required in spaces or areas of:
1. Open parking garages in accordance with Section 406.3 of the International Building Code.
2. Telecommunication equipment buildings used exclusively for telecommunications equipment, associated electrical power distribution equipment, batteries and standby engines, provided that those spaces or areas are equipped throughout with an automatic fire detection system in accordance with Section 907.2 and are separated from the remainder of the building with fire barriers consisting of not less than 1-hour fire-resistance-rated walls and 2-hour fire-resistance-rated floor/ceiling assemblies.
914.3.2 Automatic fire detection.
Smoke detection shall be provided in accordance with Section 907.2.12.1.
914.3.3 Emergency voice/alarm communication system.
An emergency voice/alarm communication system shall be provided in accordance with Section 907.2.12.2.
914.3.4 Fire department communication system.
A two-way fire department communication system shall be provided for fire department use in accordance with Section 907.2.12.3.
914.3.5 Fire command.
A fire command center complying with Section 509 shall be provided in a location approved by the fire department.