Reproductive rights advocates filed a lawsuit challenging Arizona's 15-week abortion ban under Proposition 139, and the state attorney general's office says that restriction is no longer enforceable.

The lawsuit says the 15-week law clearly "denies, restricts or interferes" with the fundamental right to an abortion created by Proposition 139.

Reproductive rights advocates are trying to dismantle a 15-week abortion ban in Arizona that conflicts with newly expanded access establishing a fundamental right to abortion in the state.

Reproductive rights advocates sued Arizona on Tuesday to undo a 15-week abortion ban that conflicts with a constitutional amendment recently approved by voters to expand access up to fetal viability

After voters last month approved sweeping constitutional protections for abortion in Arizona, two local doctors and Planned Parenthood are suing to void the state’s 15-week gestational ban. Last month,

Arizona voters chose to enshrine abortion rights in their constitution, shifting from a 15-week limit to fetal viability.

Years' worth of litigation may be in store as reproductive rights advocates prepare to challenge various abortion restrictions under the newly passed Proposition 139. Why it matters: In addition to the ban on abortions after 15 weeks of pregnancy,

The signing Monday of voter-approved Proposition 139 could be the first step in months of court litigation over adding the right to an abortion to Arizona's state constitution.

This story first appeared in the Arizona Mirror. Read more Stateline coverage on how states are either protecting or curbing access to abortion. Arizonans overwhelmingly voted to make abortion a fundamental right,