; content of license (1) Design of license document Subject to paragraphs (2) and (3), the Chief shall— (A) design a single license document for licenses issued and renewed under this section; and (B) complete the design of the license document not later than 60 days after the date of enactment of the Second Amendment Enforcement Act of 2017 . (2) Required content of license A license document for a license issued under this section shall contain all of the following on one side: (A) The full name, date of birth, and residence address of the licensee. (B) A physical description of the licensee, including sex, height, and eye color. (C) The date on which the license was issued. (D) The date on which the license expires. (E) The words District of Columbia . (F) A unique identification number for the licensee. (3) Prohibited content of license A license document for a license issued under this section may not contain the licensee's social security number. (d) Restrictions on issuing a license The Chief shall issue a license under this section to an individual who submits an application under subsection (g) unless the individual— (1) is less than 21 years of age; (2) is prohibited under Federal law or court order from possessing or receiving a firearm; or (3) has not provided proof of training as described under subsection (e). (e) Training requirements An individual may meet proof of training requirement under subsection (d)(3) by providing— (1) a copy of a document, or an affidavit from an instructor or organization that conducted the course or program, that indicates the individual completed— (A) a hunter education program; (B) a firearms safety or training course that is conducted by a national or state organization that certifies firearms instructors; (C) a firearms safety or training course that— (i) is available to the public; and (ii) (I) is offered by a law enforcement agency