This document specifies a publication sub-model supporting the exchange and shared use of data and information in the field of traffic and travel. It includes the framework and context for exchanges, the modelling approach, data content, data structure and relationships. This document is applicable to: Traffic and travel information which is of relevance to road networks (non-urban and urban), Public transport information that is of direct relevance to the use of a road network (e.g. road link via train or ferry service), Traffic and travel information in the case of Cooperative intelligent transport systems (C-ITS). This document establishes specifications for data exchange between any two instances of the following actors: Traffic Information Centres (TICs), Traffic Control Centres (TCCs), Service Providers (SPs), Use of this document may be applicable for use by other actors. This document series covers, at least, the following types of informational content: Road traffic event information planned and unplanned occurrences both on the road network and in the surrounding environment, Operator initiated actions, Road traffic measurement data, status data, and travel time data, Travel information relevant to road users, including weather and environmental information, Road traffic management information and instructions relating to use of the road network. This part of the CEN/TS 16157 specifies the informational structures, relationships, roles, attributes and associated data types required for publishing parking information including static content (description and attribution of parking places and spaces as well as campus information) and dynamic content (occupancy and vehicle measurement information). It covers urban parking information as well as truck parking information. This document specifies a DATEX II Parking namespace, which is part of the DATEX II platform independent model following EN 16157-1 (published as DATEX II, Version 3.x). This Part excludes elements that are specified in other parts of the standard series, such as EN 16157-2 (Location referencing), EN 16157-7 (Common data elements) or CEN/TS 16157-12 (Facilities publications).