Provides a quick guide to which commands and system variables are new in this release.
AutoCAD Plant 3D 2026 New Commands and System Variables
| Commands | Description |
|---|---|
| CONTROLVALVE | Selects a control valve body and actuator for a control valve you place in a P&ID drawing. |
| CONVERTTOCONTROLVALVE | Converts a hand valve to a control valve in a P&ID drawing. |
| New system variables | Description |
|---|---|
| PLANTCONNECTECCENTRIC | Determines whether to adjust the connected part to the connected eccentric reducer when substituting to an eccentric reducer. |
| PLANTEDITALLNOZZLES | Determines whether to enable the edit nozzle grip when clicking fabricated equipment in 3D models. |
| PLANTEQPALLACCESSORY | Determines whether to display equipment subparts without xdata as accessories when editing equipment. |
| PLANTEXTENDEDSUBSTITUTION | Determines whether to show extended options when substituting reducing fittings. |
| PLANTIGNORENESTEDLAYERS | Determines whether to display 3D inline components in Shaded visual style. |
| PLANTISOTIMEOUT | Controls the timeout value during Iso creation. |
| PLANTLINELISTUSEGSF | Determines whether to enable fast shaded mode for P&ID Modeler to improve navigation performance. |
| PLANTORTHONOZZLEDIRECTION | Determines whether to display the nozzle direction as the nozzle attachment port or the nozzle port in the Ortho Nozzle list. |
| PLANTSNAPTOCONTENT | Determines to which object the 3D object snap applies. |
| PLANTSYNCREPORTS | Determines if report files should synchronize from the local cache project folder to the cloud. |
| PLANTUSEACTUATORHEIGHTWIDTH | Determines whether to use the actuator height and width stored in valves when the valve body and actuator have different units. |
| PLANTUSECURRENTSTYLEPROPS | Determines whether to apply the "Use Current" properties to existing entities or only to new entities after using the REGEN or SYNCHSTYLES commands. |
AutoCAD Plant 3D 2025.1 New Commands and System Variables
| New system variables | Description |
|---|---|
| SYNCASSETSTYLEMODE | Determines whether to maintain the graphic style and geometry scale values when P&ID objects do not match the settings defined in Project Setup. |
AutoCAD Plant 3D 2025.0.1 New Commands and System Variables
| New system variables | Description |
|---|---|
| PLANTORTHOAECTOPMODEL | Determines whether AEC objects, including but not limited to doors, wall hatches, and beams created in AutoCAD Architecture, are displayed in the orthographic drawings. |
| PLANTORTHOCLIPMODE | Controls whether AEC objects are clipped in the orthographic drawings. |
AutoCAD Plant 3D 2025 New Commands and System Variables
| New system variables | Description |
|---|---|
| PLANTAUTOMAPPIPELINE | Controls the implicit mapping of all automatic components in 3D models to P&ID pipelines. |
| PLANTCOMPLEXRESIZE | Controls the resizing behavior of multiple parts in the Properties palette. |
| PLANTORTHOSILENTUPDATE | Controls the automatic update behavior of orthographic views in AutoCAD Plant 3D. |
AutoCAD Plant 3D 2024 New Commands and System Variables
| New system variables | Description |
|---|---|
| PLANTANNOTATEDYNAMICINSTRUMENT | Determines whether to show the annotation style to the dynamic instrument in P&ID. |
| PLANTINSULATIONCOLOR | Controls the insulation color. |
| PLANTINSULATIONTRANSPARENCY | Controls the insulation transparency. |
| PLANTMLINEOVERRIDE | Controls the color, fill color, and line type when the P&ID schematic line type is MLine. |
| PLANTUPLOADISOSUPPORTFILES | Determines whether the related XML files are uploaded to Autodesk Docs when creating iso drawings in a collaboration project. |
AutoCAD Plant 3D 2023 New Commands and System Variables
| New commands | Description |
|---|---|
| PLANTORTHOSINGLELINEPIPING | Displays the selected piping as a single line in ortho drawings. |
| New system variables | Description |
|---|---|
| PLANTINSULATIONUSEPARTLAYER | Controls whether the insulation is displayed on an individual layer or on the same layer as piping. |
| PLANTORTHOSINGLELINEDISPLAY | Controls the single-line display in ortho views without losing the specified single-line pipe definitions. |
| PLANTREFRESHDCXREFS | Controls whether to check the latest version and download the xref cloud drawing automatically when the drawing was added using Desktop Connector. |
AutoCAD Plant 3D 2022 New Commands and System Variables
| New commands | Description |
|---|---|
| PLANTPROJECTCOMPARE | Displays the Project Compare dialog box. |
| PLANTRECONCILEPROJECT | Updates synchronization data in the plant master database. |
| New system variables | Description |
|---|---|
| PLANTCONTENTBLOCKUNITSMATCH | Controls whether the unit from a block is used to scale the content block when placed into a project with a different unit. |
| PLANTSUPPORTALIGNWITHPIPE | Controls whether the pipe support is placed vertically or aligned with the pipe when placed onto a slope pipe. |
AutoCAD Plant 3D 2021 New Commands and System Variables
| New commands | Description |
|---|---|
| PLANTAUDITDATABASE | Evaluates the integrity of a project and corrects errors in the collaboration project. |
| PLANTORTHOPIPEINSULATION | Creates insulation symbol on ortho drawings. |
| New system variables | Description |
|---|---|
| PLANTCOLLABORATIONUPDATEXREFS | Controls whether the circular xref is displayed in LMV of the BIM 360. |
| PLANTORTHOINSULATIONMODE |
Controls whether insulation is displayed on AutoCAD Plant 3D piping objects in the orthographic drawings. |