StacksVerified U.S. regulatory reference

40 CFR §415.225

Verified against eCFR.gov as of June 20, 2026View official text on eCFR.gov ↗
  1. (a)Any new source subject to this subpart producing titanium dioxide by the sulfate process must achieve the following new source performance standards (NSPS):
  2. (b)Any new source subject to this subpart producing titanium dioxide by the chloride process must achieve the following new source performance standards (NSPS):
  3. (c)Any new source subject to this subpart producing titanium dioxide by the simultaneous beneficiation-chlorination (chloride-ilmenite) process must achieve the following new source performance standards (NSPS):