Field Instructions For MASC Tables 310-330 Table 310, Forest Service Structures Mgmt. Codes Table 315, FS Fund Code/Work Activity Combinations Table 316, FS Unit Region/Unit Code/Description Table 317, FS Sub Unit Code/Description Table 319, FS Region Code/Description Table 320, IRS Element Validation Table Table 323, FS Unit Symbol and Description Table 324, Forest Service Mailing Addresses Table 330, FS Appropriations For Collections Only |