QuoteAt least three dozen amicus briefs were submitted by the close of business. More than half of the interested parties, including the California Labor Federation, the California Council of Churches and the League of Women Voters of California, asked the court to invalidate Proposition 8.

Those filing briefs urging the court to uphold the measure included the Family Research Council, the Eagle Forum Education and Legal Defense Fund, a Sacramento woman who worked for its passage, the United States Conference of Catholic Bishops, and the Union of Orthodox Jewish Congregations.

Internet search company Google joined other businesses in signing a brief in support of the lawsuits, saying California's image has suffered since the divisive election.