PALM DESERT, Calif. -

Brace yourself for more pain at the pump, California will soon be paying the highest gasoline taxes in the nation.

The State Board of Equalization approved raising the excise tax for gasoline to 39.5 cents a gallon, a 3.5-cent increase that takes effect July 1.

The per gallon increase will make California one of the highest in the nation. In comparison, bordering states, Arizona (18 cents), Nevada (23 cents) and Oregon (30 cents) all come in lower.

The state excise tax on gasoline funds highway and mass transit projects throughout California.