James Gunn says they’re not doing anything with Static Shock in the DCU right now as there is currently complexities with the rights.
(Source: youtube.com/watch?v=8cfoBs…)
“He’s in the DC Universe.”
Was in the DC Universe
At the time, milestone characters were pulled in because the company went under; now that they've come back, the characters are part of a separate universe again.
So a better saying would be that they’re in DC’s multiverse.