Issues

• BUG: Closed square profiles (hollow sections) displaced in IFC2x3 and corrupt in IFC4 (Revit 2027.3)

  problem
  Autodesk/revit-ifc#1010 · Filter by author oneiberv opened on Sep 30, 2026
  6

• ENH: IfcObjectType parameter is ignored for IfcCivilElement because it has no PredefinedType

  enhancement
  Autodesk/revit-ifc#1009 · Filter by author Zeraxel opened on Sep 30, 2026

• PR: IfcFurnishingElement is incorrectly typed by IfcFurnitureType

  problem
  Autodesk/revit-ifc#1007 · Filter by author Moult opened on Sep 24, 2026
  1

• PR: Revit exports IFC with missing IfcRepresentationMap MappedRepresentation

  problem
  Autodesk/revit-ifc#1006 · Filter by author Moult opened on Sep 24, 2026
  1

• PR: Sloped floor export issue in RV27 - footprint mislocation IFC4

  problem
  Autodesk/revit-ifc#1004 · Filter by author zszit opened on Sep 22, 2026
  1

• PR: Joins between elements not exported correctly in Revit 2026

  problem
  Autodesk/revit-ifc#1001 · Filter by author COWImgbj opened on Sep 2, 2026
  1

• PR: Parameter expression not evaluated when referenced parameter is empty (Walls and Doors)

  problem
  Autodesk/revit-ifc#996 · Filter by author juhohaikio opened on Aug 20, 2026
  2

• PR: IFC4 export of curtain walls crashes with AccessViolationException in FootPrintInfo

  Autodesk/revit-ifc#992 · Filter by author Moult opened on Aug 4, 2026
  1

• PR: Problem with Z coordinate when using "Link IFC"

  problem
  Autodesk/revit-ifc#990 · Filter by author yuripalkin opened on Jul 23, 2026
  1

• PR: IFC export ignores mapping table setting for certain built-in parameters

  problem
  Autodesk/revit-ifc#989 · Filter by author kohout-lukas opened on Jul 21, 2026
  1

• PR: Qto_CoveringBaseQuantities.Width exports incorrect

  problem
  Autodesk/revit-ifc#988 · Filter by author MennoMekes opened on Jul 14, 2026
  1

• PR:

  problem
  Autodesk/revit-ifc#986 · Filter by author karolinebjorhei-boop opened on Jul 14, 2026
  9

• PR: IFC export skips opening cut when intersecting element is flush with wall top

  problem
  Autodesk/revit-ifc#985 · Filter by author c-akloms opened on Jul 1, 2026
  1

• INQ: RVT 2027 - New Manage Property Dialog

  inquiry
  Autodesk/revit-ifc#984 · Filter by author AlexSchleicher opened on Jun 25, 2026
  2

• PR: Export to network folder permission problem

  problem
  Autodesk/revit-ifc#981 · Filter by author gferreira-st opened on Jun 13, 2026
  1

• PR: NumberOfStoreys exports all Levels instead of just the Building Storeys

  problem
  Autodesk/revit-ifc#977 · Filter by author MennoMekes opened on May 22, 2026
  3

• PR: Revit 2023>2027: Steel Framing & Connections: Psets, Duplicates, Predefined Type

  problem
  Autodesk/revit-ifc#972 · Filter by author dvrvb opened on Apr 19, 2026
  2

• INQ: Revit 2027: How to add a user defined property set to a project?

  inquiry
  Autodesk/revit-ifc#971 · Filter by author dvrvb opened on Apr 19, 2026
  1

• INQ: Shared Parameter file is deleted once linking is done

  inquiry
  Autodesk/revit-ifc#970 · Filter by author andydandy74 opened on Apr 13, 2026
  5

• PR: Ramps modeled as floors have no base quantities

  problem
  Autodesk/revit-ifc#969 · Filter by author andydandy74 opened on Apr 11, 2026
  1

• INQ: Issue in "Export As IFC Entity"

  inquiry
  Autodesk/revit-ifc#967 · Filter by author HeHa83 opened on Mar 30, 2026
  4

• PR: IFCExporterUIOverride Resources de/fr

  problem
  Autodesk/revit-ifc#966 · Filter by author SOLAR-COMPUTER opened on Mar 17, 2026
  1

• PR: Adding IFC Shared Parameters-RevitIFCBuiltIn-Type to Parameter Service

  problem
  Autodesk/revit-ifc#965 · Filter by author PeterTranberg opened on Mar 17, 2026
  4

• PR: Incorrect IFC Export: (instance) + (type) produces invalid IFC Predefined type

  problem
  Autodesk/revit-ifc#964 · Filter by author KenjiN87 opened on Mar 16, 2026
  2

• INQ: Exporting parameters with empty values

  inquiry
  Autodesk/revit-ifc#963 · Filter by author kohout-lukas opened on Mar 12, 2026
  3