Haw. Rev. Stat. § 134-9.2: [ §134-9.

[ §134-9.2] Duty to maintain possession of license while carrying a firearm; duty to disclose; penalty. (a) A person carrying a firearm pursuant to a license issued under section 134-9 or in accordance with title 18 United States Code section 926B or 926C shall have in the person's immediate possession:

(1) The license issued under section 134-9 or documentation regarding the person's qualifications under title 18 United States Code section 926B or 926C;

(2) Government-issued photo identification; and

(3) Except with respect to firearms that are a part of the official equipment of any federal agency as provided under section 134-11(b), documentary evidence that the firearm being carried is registered under this chapter,

and shall, upon request from a law enforcement officer, present government-issued photo identification and the license or credentials and evidence of registration.

(b) When a person carrying a firearm, including a person carrying a firearm pursuant to a license issued under section 134-9 or in accordance with title 18 United States Code section 926B or 926C, is stopped by a law enforcement officer or is a driver or passenger in a vehicle stopped by a law enforcement officer, the person carrying a firearm shall immediately disclose to the law enforcement officer that the person is carrying a firearm , and shall, upon request:

(1) Identify the specific location of the firearm; and

(2) Present to the law enforcement officer a license to carry a firearm issued under section 134-9 or documentation regarding the person's qualifications under title 18 United States Code section 926B or 926C.

(c) Any person who violates this section shall be guilty of a petty misdemeanor.