It’s now called California v. Texas because the federal government isn’t defending the ACA
In the coming weeks, the Supreme Court is scheduled to receive written briefs in the Affordable Care Act repeal lawsuit. The case is now called officially called California v. Texas (formerly Texas v. US, and before that Texas v. Azar).
California and others who are seeking to preserve the ACA are due to deliver opening briefs on May 6th, while Texas, AZ, and the other states who are seeking to repeal the ACA will deliver their briefs on June 25th. Oral arguments will be heard by the Court this fall.