MO SB1146

Authorizes port authorities to appoint and commission "port rangers" with law enforcement powers including carrying firearms, issuing citations, and making arrests on port authority property, subject to peace officer training requirements under Chapter 590

Increases the competitive procurement threshold for port authority expenditures from $25,000 to $75,000 and changes contracting standards from "lowest responsible bidder" to "lowest and best" based on multiple evaluation factors including ability to perform, quality, and past performance

Reduces the consent threshold for creating port improvement districts from 60% to 50% of property owners by assessed value and per capita, and allows bypass of circuit court consideration when the port authority owns all property or has 100% owner consent

Permits port authorities to contract with other port authorities for administrative support and to exercise powers on each other's behalf, and allows port authorities whose district includes a constitutional charter city in four or more counties to expand their jurisdiction to purchased or leased property anywhere in those counties

Establishes closed record protections for documents submitted to port authorities pertaining to business prospects under current negotiation, and clarifies commissioner removal procedures and holdover provisions