36 C.F.R. § 1200.12 How does NARA notify me of the determination?
Title 36 - Parks, Forests, and Public Property
NARA will notify you by mail of the final decision, usually within 3 weeks from the date we receive your request. If NARA approves your request, we will send you a camera-ready copy of the official seal(s) and/or logo(s) along with an approval letter that will: (a) Reference back to the submitted request (either through the date or another distinguishing characteristic) indicating approval of the specific use, as defined in the request; and (b) Include NARA's conditions for use, which are identified in §1200.14. [67 FR 72101, Dec. 4, 2002, as amended at 69 FR 26051, May 11, 2004]
Title 36: Parks, Forests, and Public Property
PART 1200—OFFICIAL SEALS
Subpart C—Procedures for the Public To Request and Use NARA Seals and Logos
§ 1200.12 How does NARA notify me of the determination?

