10th Cir. R. 11.1: Record retained in district court (appendix filed)
Tenth Circuit Rules — Title II. Appeal from a Judgment or Order of a District Court
(A) Notice from district court. In appeals in which an appendix is required by Rule 30.1, see also 10th Cir. R. 10.3(B), the district court clerk will notify the parties and the circuit clerk when the record is complete (i.e., when the appellant certifies that no transcript will be ordered or the transcript is filed).
(B) Appendix. Appellant electronically files the appendix concurrently with the opening brief. The appendix must comply with all provisions of 10th Cir. R. 30.1. The appellee may file a supplemental appendix in accordance with Rule 30.2.