50 CFR § 221.70 - How must documents be filed and served under this subpart?

---
identifier: "/us/cfr/t50/s221.70"
source: "ecfr"
legal_status: "authoritative_unofficial"
title: "50 CFR § 221.70 - How must documents be filed and served under this subpart?"
title_number: 50
title_name: "Wildlife and Fisheries"
section_number: "221.70"
section_name: "How must documents be filed and served under this subpart?"
chapter_name: "NATIONAL MARINE FISHERIES SERVICE, NATIONAL OCEANIC AND ATMOSPHERIC ADMINISTRATION, DEPARTMENT OF COMMERCE"
subchapter_number: "C"
subchapter_name: "MARINE MAMMALS"
part_number: "221"
part_name: "CONDITIONS AND PRESCRIPTIONS IN FERC HYDROPOWER LICENSES"
positive_law: false
currency: "2026-03-24"
last_updated: "2026-03-24"
format_version: "1.1.0"
generator: "[email protected]"
authority: "16 U.S.C. 797(e), 811, 823d."
regulatory_source: "80 FR 17207, Mar. 31, 2015, unless otherwise noted."
cfr_part: "221"
---


# 221.70 How must documents be filed and served under this subpart?

(a) *Filing.* (1) A document under this subpart must be filed using one of the methods set forth in § 221.12(b).

(2) A document is considered filed on the date it is received. However, any document received after 5 p.m. at the place where the filing is due is considered filed on the next regular business day.

(b) *Service.* (1) Any document filed under this subpart must be served at the same time the document is delivered or sent for filing. A complete copy of the document must be delivered or sent to each license party and FERC, using:

(i) One of the methods of service in § 221.13(c); or

(ii) Regular mail.

(2) The provisions of § 221.13(d) regarding a certificate of service apply to service under this subpart.