Possession of an unfinished firearm frame or receiver with no serial number.
Del. Code tit. 11, § 1459A
in effect(a) No person may knowingly transport, ship, transfer, or sell an unfinished firearm frame or receiver, except as provided in subsection (e) of this section, unless all of the following apply:
(1) The person is a federally-licensed gun dealer or manufacturer.
(2) The name of the manufacturer and an individual serial number are conspicuously placed on the unfinished firearm frame or receiver in accordance with the procedures for the serialization of a firearm in 18 U.S.C. § 923(i).
(3) The person maintains records for the unfinished firearm frame or receiver in accordance with the requirements for maintenance of records in 18 U.S.C. § 923(g).
(b) No person may knowingly possess an unfinished firearm frame or receiver that does not have the name of the manufacturer and individual serial number conspicuously placed on it or on a major component of the firearm into which the unfinished firearm frame or receiver will be housed, except as provided in subsection (e) of this section.
(c) Subsection (b) of this section does not apply to a federally-licensed gun manufacturer during the manufacturing process of a firearm frame or receiver.
(d) Possession of an unfinished firearm frame or receiver with no serial number is a class D felony.
(e) (1) Notwithstanding subsection (b) of this section, a person who lawfully possessed an unfinished firearm frame or receiver prior to September 3, 2026, or who lawfully acquired an unfinished firearm frame or receiver in another jurisdiction and subsequently moved into this State, may retain possession of the unfinished firearm frame or receiver only if, within 6 months of establishing residency in this State or by March 3, 2027, whichever is later, the person does 1 of the following:
a. Has the unfinished firearm frame or receiver imprinted with a serial number by a federally licensed firearm dealer or federally licensed firearm manufacturer in accordance with federal law.
b. Renders the unfinished firearm frame or receiver permanently inoperable.
(2) A federally licensed firearm dealer or federally licensed firearm manufacturer may imprint a serial number under paragraph (e)(1)a. of this section. The serial number must:
a. Be unique to the licensee.
b. Comply with 18 U.S.C. § 923(i) and applicable federal regulations, including minimum size and depth requirements.
c. Be recorded and maintained in accordance with federal record-keeping requirements.
(3) The return of a newly serialized unfinished firearm frame or receiver constitutes a transfer subject to a background check under § 1448A of this title. If the transfer is denied, the licensee must surrender the item to law enforcement.
(4) A temporary transfer solely for the purpose of serialization under this subsection is not unlawful possession or transfer.
Source: DE Code (Official Site)URL: https://delcode.delaware.gov/title11/c005/sc07/index.htmlFetched: 10/4/2026