OKLAHOMA CITY (AP) — An anti-tax group seeking to roll back a package of tax increases approved by the Oklahoma Legislature to help fund a teacher pay raise said Monday it is abandoning the effort.

The Oklahoma Supreme Court's recent decision to toss the group's ballot initiative didn't leave enough time to gather the 42,000 signatures needed to place the question on the November ballot, said Ronda Vuillemont-Smith, one of the organizers of Oklahoma Taxpayers Unite.

"The court really cut us short on time," Vuillemont-Smith said.

The anti-tax group led by former U.S. Sen. Tom Coburn was seeking...