[16] As of September 27, some of the top donors to the opposition campaign were: Planned Parenthood Affiliates of California and others filed a lawsuit with the Sacramento County Superior Court in early August to strike out all references to "Sarah" and "Sarah's Law" and "other misleading language in the voter's guide" for Proposition 4.

Proposition 4's ballot language in the official voter's guide suggests that "Sarah" might have been saved had her parents known about her abortion.

Opponents of Proposition 4 argue that "Sarah" was not considered a minor in Texas, where the abortion was performed, and that she already had a child with a man who claimed to be her common-law husband.

[19] Judge Michael Kenny of the Sacramento Superior Court ultimately ruled against the opponents, allowing the original proposed ballot language and arguments, including references to Sarah, to stay in the official California voter's pamphlet.

[20][21][22] Mark DiCamillo, director of the polling agency, said he believes the current version is running stronger because Latinos overwhelmingly favor it and are expected to vote in higher-than-usual numbers in November.