PHMSA response to a petition for rulemaking.

We will review and respond to your petition for rulemaking as follows: If your petition is . . . And if we determine that . . . Then . . . (a) Incomplete We may return your petition with a written explanation. (b) Complete Your petition does not justify a rulemaking action We will notify you in writing that we will not start a rulemaking proceeding. (c) Complete Your petition does justify a rulemaking action We will notify you in writing that we will start a rulemaking proceeding.