40 CFR 147.2915 - Requiring a permit for wells authorized by rule.
(a) The Regional Administrator may require the owner or operator of any well authorized by rule to apply for an individual or area permit. The Regional Administrator shall notify the owner/operator in writing that a permit application is required. The notice shall contain:
(1) Explanation of need for application;
(2) Application form and, if appropriate, a list of additional information to be submitted; and
(3) Deadline for application submission.
(4) Discretion of Regional Administrator.
(c) Injection is no longer authorized by rule upon the effective date of a permit or permit denial, or upon failure of the owner/operator to submit an application in a timely manner as specified in the notice described in paragraph (a) of this section.