49 CFR 537.6 - General content of reports.
(a) Pre-model year and mid-model year reports. Except as provided in paragraph (c) of this section, each pre-model year report and the mid-model year report for each model year must contain the information required by § 537.7(a).
(b) Supplementary report. Each supplementary report must contain the information required by § 537.8(b) (1), (2), or (3), as appropriate.
(c) Exceptions. The pre-model year report and the mid-model year report submitted by an incomplete automobile manufacturer for any model year are not required to contain the information specified in § 537.7 (c)(4) (xv) through (xviii) and (c)(5). The information provided by the incomplete automobile manufacturer under § 537.7(c) shall be according to base level instead of model type or carline.