1. Short title This Act may be cited as the Navigation Safety Act of 2019 . 2. Electronic charts; equivalency (a) Requirements Section 3105(a)(1) of title 46, United States Code, is amended to read as follows: (1) Electronic charts in lieu of marine charts, charts, and maps Subject to paragraph (2), the following vessels, while operating on the navigable waters of the United States, shall be equipped with and operate electronic navigational charts conforming to a standard acceptable to the Secretary in lieu of any marine charts, charts, and maps required by titles 33 and 46, Code of Federal Regulations, as in effect on the date of the enactment of this paragraph: (A) A self-propelled commercial vessel of at least 65 feet in overall length. (B) A vessel carrying more than a number of passengers for hire determined by the Secretary. (C) A towing vessel of more than 26 feet in overall length and 600 horsepower. (D) Any other vessel for which the Secretary decides that electronic charts are necessary for the safe navigation of the vessel. . (b) Exemptions and waivers Section 3105(a)(2) of title 46, United States Code, is amended by— (1) in subparagraph (A), by striking operates; and and inserting operates; ; (2) in subparagraph (B), by striking those waters. and inserting those waters; and ; and (3) by adding at the end the following: (C) permit vessels that operate solely landward of the baseline from which the territorial sea of the United States is measured to utilize software-based, platform-independent electronic chart systems that the Secretary determines are capable of displaying electronic navigational charts with necessary scale and detail to ensure safe navigation for the intended voyage. . 3. Offshore navigation (a) Port access routes Section 70003(e) of title 46, United States Code, is amended— (1) in paragraph (3), by striking continues; and and inserting continues; ; (2) in paragraph (4), by striking the period at the end and inserting ; and