A federal judge in Indianapolis will hear the preliminary injunction request November 9.
Last year, nearly 8,000 abortions were performed in Indiana, a 2 percent drop from the year before.
Planned Parenthood will close six of its clinics by the end of the year, but it won't affect the availability of abortion services in the state.
Planned Parenthood announced Thursday its center in Muncie will close Friday.
Planned Parenthood officials say the decisions are unlikely to have an effect on the smaller-than-average number of clinics currently operating in Indiana.
New changes to state law require an ultrasound at least 18 hours before an abortion.
Planned Parenthood and the ACLU are celebrating the judge's decision, but anti-abortion groups are urging the state to appeal the ruling.
A judge granted the preliminary injunction sought by Planned Parenthood of Indiana and Kentucky. The law was to set to take effect Friday.
Planned Parenthood and the American Civil Liberties Union of Indiana sued the state in April.
The federal judge indicated a ruling will come before the law takes effect July 1st.