X0101 EFFECT 33 LIVE 2018-01-24 15:30:00

N-14

0000861929 DIMENSIONAL INVESTMENT GROUP INC 333-221987 0000861929 DIMENSIONAL INVESTMENT GROUP INC S000001019 U.S. LARGE CAP VALUE PORTFOLIO III C000002773 U.S. LARGE CAP VALUE PORTFOLIO III 0000861929 DIMENSIONAL INVESTMENT GROUP INC S000001021 LWAS/DFA U.S. HIGH BOOK TO MARKET PORTFOLIO C000002775 LWAS/DFA U.S. HIGH BOOK TO MARKET PORTFOLIO 0000861929 DIMENSIONAL INVESTMENT GROUP INC S000001025 DFA INTERNATIONAL VALUE PORTFOLIO III C000002779 DFA INTERNATIONAL VALUE PORTFOLIO III 0000355437 DFA INVESTMENT DIMENSIONS GROUP INC S000000960 LWAS/DFA INTERNATIONAL HIGH BOOK TO MARKET PORTFOLIO C000002711 LWAS/DFA INTERNATIONAL HIGH BOOK TO MARKET PORTFOLIO 0000861929 DIMENSIONAL INVESTMENT GROUP INC S000001025 DFA INTERNATIONAL VALUE PORTFOLIO III C000002779 DFA INTERNATIONAL VALUE PORTFOLIO III 0000861929 DIMENSIONAL INVESTMENT GROUP INC S000001023 DFA INTERNATIONAL VALUE PORTFOLIO II C000002777 DFA INTERNATIONAL VALUE PORTFOLIO II