### Question
How is the "new source" defined?


### Answer
The term **new source** is defined in *33 U.S.C. § 1316* as follows -

> any source, the construction of which is commenced after the publication of proposed regulations prescribing a standard of performance under this section which will be applicable to such source, if such standard is thereafter promulgated in accordance with this section

#### Citation:
  - *33 U.S.C. § 1316*
  - Heading: **CHAPTER 25-PORTS AND WATERWAYS SAFETY PROGRAM > SUBCHAPTER III-STANDARDS AND ENFORCEMENT**

