Section 16.225 14 CFR Ch. I (1-1-19 Edition) party in support of its case in accordance with this section, but may exclude irrelevant, immaterial, or unduly repetitious evidence. (g) Expert or opinion witnesses. An employee of the FAA or DOT may not be called as an expert or opinion witness for any party other than the agency except as provided in Department of Transportation regulations at 49 CFR part 9. Section 16.225 Public disclosure of evidence. (a) Except as provided in this section, the hearing shall be open to the public. (b) The hearing officer may order that any information contained in the record be withheld from public disclosure. Any person may object to disclosure of information in the record by filing a written motion to withhold specific information with the hearing officer. The person shall state specific grounds for nondisclosure in the motion. (c) The hearing officer shall grant the motion to withhold information from public disclosure if the hearing officer determines that disclosure would be in violation of the Privacy Act, would reveal trade secrets or privileged or confidential commercial or financial information, or is otherwise prohibited by law. Section 16.227 Standard of proof. The hearing officer shall issue an initial decision or rule in a party-s favor only if the decision or ruling is in accordance with law and supported by a preponderance of the reliable, probative, and substantial evidence contained in the record. [Amdt. 16-1, as amended at 78 FR 56147, Sept. 12, 2013] spaschal on DSK3GDR082PROD with CFR Section 16.229 Burden of proof. As used in this subpart, the burden of proof is as follows: (a) The burden of proof of noncompliance with an Act or any regulation, order, agreement or document of conveyance issued under the authority of an Act is on the agency. (b) Except as otherwise provided by statute or rule, the proponent of a motion, request, or order has the burden of proof. (c) A party who has asserted an affirmative defense has the burden of proving the affirmative defense. [Doc. No. 27783, 61 FR 54004, Oct. 16, 1996, as amended at Amdt. 16-1, 78 FR 56147, Sept. 12, 2013] Section 16.231 Offer of proof. A party whose evidence has been excluded by a ruling of the hearing officer may offer the evidence on the record when filing an appeal. Section 16.233 Record. (a) Exclusive record. The transcript of all testimony in the hearing, all exhibits received into evidence, all motions, applications requests and rulings, all documents included in the hearing record and the Director-s Determination shall constitute the exclusive record for decision in the proceedings and the basis for the issuance of any orders. (b) Examination and copy of record. A copy of the record will be filed by the FAA Part 16 Docket Clerk in the Federal Docket Management System (FDMS). Any person desiring to review the record may then do so at http:// www.regulations.gov. [Amdt. 16-1, 78 FR 56147, Sept. 12, 2013] Section 16.235 Argument before the hearing officer. (a) Argument during the hearing. During the hearing, the hearing officer shall give the parties reasonable opportunity to present oral argument on the record supporting or opposing motions, objections, and rulings if the parties request an opportunity for argument. The hearing officer may direct written argument during the hearing if the hearing officer finds that submission of written arguments would not delay the hearing. (b) Posthearing briefs. The hearing officer may request or permit the parties to submit posthearing briefs. The hearing officer may provide for the filing of simultaneous reply briefs as well, if such filing will not unduly delay the issuance of the hearing officer-s initial decision. Posthearing briefs shall include proposed findings of fact and conclusions of law; exceptions to rulings of the hearing officer; references to the 110 VerDate Sep<11>2014 12:50 Apr 30, 2019 Jkt 247046 PO 00000 Frm 00120 Fmt 8010 Sfmt 8010 Y:\SGML\247046.XXX 247046