| Interface | Description |
 | IAxes | Represents the axes of a chart. |
 | IAxis | Represents a chart axis. |
 | IAxisTitle | Represents the title of an axis. |
 | IChart | Represents a chart which may be a shape on a worksheet or a chart sheet in a workbook. |
 | IChartArea | Represents the chart area of a chart. |
 | IChartFormat | Represents the formatting options of various chart objects. |
 | IChartGroup | Represents options for one or more series of a chart. |
 | IChartGroups | Represents a collection of chart groups associated with a chart. |
 | IChartTitle | Represents the chart title of a chart. |
 | IDataLabel | Represents a single data label of a data point or trendline. |
 | IDataLabels | Represents all of the data labels of a series. |
 | IDataTable | Represents a chart data table. |
 | IDownBars | Represents the down bars on a line chart. |
 | IDropLines | Represents the drop lines on a line or area chart. |
 | IErrorBars | Represents the error bars of a series. |
 | IFloor | Represents the floor area of a 3D chart. |
 | IGridlines | Represents the major or minor gridlines of an axis. |
 | IHasAxis | Represents the properties used to determine which axes are displayed on a chart. |
 | IHiLoLines | Represents the high-low lines on a line chart. |
 | ILeaderLines | Represents the leader lines of a series. |
 | ILegend | Represents a chart legend. |
 | IPlotArea | Represents the plot area of a chart. |
 | IPoint | Represents a single data point of a series. |
 | IPoints | Represents all of the data points of a series. |
 | ISeries | Represents a chart series. |
 | ISeriesCollection | Represents all of the series of a chart or chart group. |
 | ISeriesLines | Represents the series lines on a stacked bar or pie of pie chart. |
 | ITickLabels | Represents the axis labels of an axis. |
 | ITrendline | Represents a trendline of a series. |
 | ITrendlines | Represents all of the trendlines of a series. |
 | IUpBars | Represents the up bars on a line chart. |
 | IWalls | Represents the front and side wall area of a 3D chart. |