; (B) the Pipeline and Hazardous Materials Safety Administration; and (C) a representative of a State pipeline safety agency, a Tribal agency, a pipeline safety advocacy group, a manufacturer of materials or equipment used in pipeline facilities, a research or academic institution, and other pipeline stakeholders. (3) Public information The term public information means any data or information, regardless of form or format, that a company discloses, disseminates, or makes available to the public or that is otherwise in the public domain. (4) VIS The term VIS means the voluntary information-sharing system established under subsection (a). . (b) Clerical amendment The table of sections for chapter 601 of title 49, United States Code, is amended by adding at the end the following: 60144.Voluntary information-sharing system. . 15. Excavation damage prevention (a) Grants to States Section 6106 of title 49, United States Code, is amended— (1) in subsection (b) by inserting adoption or progress toward adoption of the leading practices listed in subsection (b) and before legislative and regulatory ; (2) by redesignating subsections (b) and (c) as subsections (d) and (e), respectively; (3) by inserting after subsection (a) the following: (b) Leading practices Each State shall adopt as a part of its State one-call notification program leading practices that— (1) identify the size and scope of a one-call ticket for standard locate requests, including process exceptions for special large project tickets; (2) restrict the longevity of a one-call ticket for standard locate requests, which may include process exceptions for special large project tickets; (3) examine and limit exemptions to the State one-call notification program to prevent common excavation damage incidents, including limiting exemptions for— (A) excavation or demolition performed by the owner of a single-family residential property; (B) any excavation of 18 inches or less when maintenance activities are performed