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10 CFR § 2.1509 - Ex parte communications and separation of functions.

---
identifier: "/us/cfr/t10/s2.1509"
source: "ecfr"
legal_status: "authoritative_unofficial"
title: "10 CFR § 2.1509 - Ex parte communications and separation of functions."
title_number: 10
title_name: "Energy"
section_number: "2.1509"
section_name: "Ex parte communications and separation of functions."
chapter_name: "NUCLEAR REGULATORY COMMISSION"
part_number: "2"
part_name: "AGENCY RULES OF PRACTICE AND PROCEDURE"
positive_law: false
currency: "2026-03-24"
last_updated: "2026-03-24"
format_version: "1.1.0"
generator: "[email protected]"
authority: "Atomic Energy Act of 1954, secs. 29, 53, 62, 63, 81, 102, 103, 104, 105, 161, 181, 182, 183, 184, 186, 189, 191, 234 (42 U.S.C. 2039, 2073, 2092, 2093, 2111, 2132, 2133, 2134, 2135, 2201, 2231, 2232, 2233, 2234, 2236, 2239, 2241, 2282); Energy Reorganization Act of 1974, secs. 201, 206 (42 U.S.C. 5841, 5846); Nuclear Waste Policy Act of 1982, secs. 114(f), 134, 135, 141 (42 U.S.C. 10134(f), 10154, 10155, 10161); Administrative Procedure Act (5 U.S.C. 552, 553, 554, 557, 558); National Environmental Policy Act of 1969 (42 U.S.C. 4332); 44 U.S.C. 3504 note. Section 2.205(j) also issued under Sec. 31001(s), Pub. L. 104-134, 110 Stat. 1321-373 (28 U.S.C. 2461 note)."
regulatory_source: "27 FR 377, Jan. 13, 1962, unless otherwise noted."
cfr_part: "2"
---

# 2.1509 Ex parte communications and separation of functions.

Section 2.347 applies in a legislative hearing. Section 2.348 applies in a legislative hearing only where the hearing addresses an issue certified to the Commission under § 2.335(d), and then only with respect to the underlying contested matter.