UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
Notice of Effectiveness
Effectiveness Date:	November 27, 2009

Accession Number:	0001193125-09-241189
Submission Type:	485APOS
CIK: 0000851680 Company Name: DOMINI SOCIAL INVESTMENT TRUST File Number: 033-29180 REFERENCED SERIES/CLASSES (CONTRACTS) Series ID Class/Contract Name S000003423 Domini Social Equity Fund C000009466 Investor Shares C000009467 Class R Shares C000071455 Class A Shares C000071456 Institutional Shares Series ID Class/Contract Name S000003424 Domini Social Bond Fund C000009468 Investor Shares Series ID Class/Contract Name S000003425 Domini European Social Equity Fund C000009470 Investor Shares C000071457 Class A Shares Series ID Class/Contract Name S000014393 Domini European PacAsia Social Equity Fund C000039201 Investor Shares C000071458 Class A Shares Series ID Class/Contract Name S000014394 Domini PacAsia Social Equity Fund C000039202 Investor Shares C000071459 Classs A Shares