PrefaceThis is the first edition of CSA D270, Multi-functional activity buses.This Standard was developed to address the need for a safer alternative to the use of buses not classified as school buses in the transportation of passengers to child care, pre-primary, primary, youth, or community activities or facilities.1 Scope1.1This Standard specifies chassis, body, and safety equipment requirements for multi-functional activity buses.Notes:(1) It needs to be stressed, however, that standards are not substitutes for thorough, ongoing, and comprehensive safety training of drivers and passengers.(2) The effective date of this Standard is November 1, 2008. The effective date refers to the compliance label date of the completed vehicle.1.2This Standard applies to Type A1, A2, B, C, and D multi-functional activity buses.1.3This Standard does not cover after-market and retrofit installations. These installations are covered by provincial and territorial regulations.Note: It is the responsibility of the appropriate jurisdiction to inspect and approve these installations.1.4In CSA Standards, ""shall"" is used to express a requirement, i.e., a provision that the user is obliged to satisfy in order to comply with the standard; ""should"" is used to express a recommendation or that which is advised but not required; ""may"" is used to express an option or that which is permissible within the limits of the standard; and ""can"" is used to express possibility or capability. Notes accompanying clauses do not include requirements or alternative requirements; the purpose of a note accompanying a clause is to separate from the text explanatory or informative material. Notes to tables and figures are considered part of the table or figure and may be written as requirements. Annexes are designated normative (mandatory) or informative (non-mandatory) to define their application.1.5The values given in SI (metric) units are the standard. The values given in parentheses are for information only.