Format. Use DD Form 1921 and the detailed preparation instructions below. DD Form 1921 must be submitted as a stand-alone Excel-compatible file and as a Defense Cost and Resource Center (DCARC) approved Extensible Markup Language (XML) file to the DCARC's secure Web site using the CSDR Submit-Review System. Title: DD FORM 1921-1, Version: -, Date: 2007-Mar-31, Desc: FUNCTIONAL refer to DoD 5000.04-M-1, “Cost and Software Data Reporting (CSDR) Manual. Contract WBS Dictionary and Index: DI-MGMT-81334D (May 2011); Cost Data Summary Report: DI-FNCL-81565C (May 2011), DD Form 1921; FunctionalDoD 5000.04-M-1, “Cost and Software Data Reporting (CSDR) Manual,” [most Format. Use DD Form 1921-1 and the detailed preparation instructions below. 8 Jun 2018 The related instructions are included in the Data Item Descriptions (DID) for these forms as follows: DD Form 1921: DID, DI-FNCL-81565; DD This Data Item Description (DID) summarizes the format for DD Form 1921 and provides preparation instructions to support the specific data and frequency This Data Item Description (DID) summarizes the format for DD Form 1921-1 Format. Use DD Form 1921-1 and the detailed preparation instructions below. 4, COST DATA SUMMARY REPORT, Form Approved including the time for reviewing instructions, searching existing data sources, gathering and maintaining the data 61, DD FORM 1921, MAY 2011, PREVIOUS EDITION IS OBSOLETE. This Data Item Description (DID) summarizes the format for DD Form 1921-4 and provides preparation instructions to support the specific data and frequency