Seismic Design Category SDC
ACI 318-14 17.2.3.1

Anchors in structures assigned to Seismic Design Category
(SDC) C, D, E, or F shall satisfy the additional requirements
of 17.2.3.2 through 17.2.3.7


ACI 318-14 17.2.3.1



How to find out your structure's  Seismic Design Category
SDC


1) Refer to ASCE 7-10 page 2 Table 1.5-1 to find out the Risk
    Category
of your structure based on your structure's type
    and usage.

2) Refer to ASCE 7-10 page 65 Section 11.4.4 to find out the
    design spectral response acceleration parameters SDS and SD1
    based on your structure's location

3) Refer to ASCE 7-10 page 67 Section 11.6 Table 11.6-1 and
    11.6-2 to find out the SDC for your structure.


 ASCE 7-10 page 67 Section 11.6