Correction period.
(4) Correction period. The correction period shall be that period specified in the monitoring procedure during which an owner must supply any missing certifications and bring the project into compliance with the provisions of section 42. The correction period is not to exceed 90 days from the date of the notice to the owner described in paragraph (e)(2) of this section. An Agency may extend the correction period for up to 6 months, but only if the Agency determines there is good cause for granting the extension.