[Code of Federal Regulations]
[Title 40, Volume 29]
[Revised as of July 1, 2007]
From the U.S. Government Printing Office via GPO Access
[CITE: 40CFR442.1]

[Page 434]
 
                   TITLE 40--PROTECTION OF ENVIRONMENT
 
         CHAPTER I--ENVIRONMENTAL PROTECTION AGENCY (CONTINUED)
 
PART 442_TRANSPORTATION EQUIPMENT CLEANING POINT SOURCE CATEGORY
--Table of Contents
 
Sec. 442.1  General applicability.

    (a) As defined more specifically in each subpart, and except for 
discharges specified in paragraph (b) of this section, this part applies 
to discharges resulting from cleaning the interior of tanks used to 
transport chemical, petroleum or food grade cargos. This part does not 
apply to facilities that clean only the exteriors of transportation 
equipment. Operations which may be subject to this part typically are 
reported under a wide variety of Standard Industrial Classification 
(SIC) codes. Several of the most common SIC codes include: SIC 7699, SIC 
4741, or SIC 4491 (1987 SIC Manual).
    (b) This part is not applicable to the following discharges:
    (1) Wastewaters associated with tank cleanings operated in 
conjunction with other industrial, commercial, or Publicly Owned 
Treatment Works (POTW) operations, provided that the cleaning is limited 
to tanks that previously contained raw materials, by-products, or 
finished products that are associated with the facility's on-site 
processes.
    (2) Wastewaters resulting from cleaning the interiors of drums, 
intermediate bulk containers, or closed-top hoppers.
    (3) Wastewater from a facility that discharges less than 100,000 
gallons per year of transportation equipment cleaning process 
wastewater.