§63.400. Applicability.
40 C.F.R. § 63.400
The provisions of this subpart apply to all new and existing industrial process cooling towers that are operated with chromium-based water treatment chemicals and are either major sources or are integral parts of facilities that are major sources as defined in § 63.401.
Table 1 of this subpart specifies the provisions of subpart A that apply and those that do not apply to owners and operators of IPCT's subject to this subpart.
Notes, amendments, and revision history
Amendments
[59 FR 46350, Sept. 8, 1994, as amended at 71 FR 17738, Apr. 7, 2006]
Source
Source: 59 FR 46350, Sept. 8, 1994, unless otherwise noted.
Authority
Authority: 42 U.S.C. 7401 et seq.
Source
Source: 57 FR 61992, Dec. 29, 1992, unless otherwise noted.
Amendments
[59 FR 46350, Sept. 8, 1994, as amended at 71 FR 17738, Apr. 7, 2006]