ISO 10845-2:2011在主合同和分包合同层面上，就供应、服务、工程和建筑工程合同制定了一种编制意向书、投标书和合同文件的格式，以及编制采购文件的一般原则。

ISO 10845-2:2011 establishes, in respect of supply, services and engineering and construction works contracts, at both main and subcontract level, a format for the compilation of calls for expressions of interest, tender and contract documents, and the general principles for compiling procurement documents.