diff --git a/DESCRIPTION b/DESCRIPTION
index 30e06abd..aa40b934 100644
--- a/DESCRIPTION
+++ b/DESCRIPTION
@@ -53,6 +53,7 @@ Collate:
     'chart.R'
     'chartData.R'
     'chartDisagg.R'
+    'chartErrorBar.R'
     'chartId.R'
     'chartInclude.R'
     'chartInfo.R'
diff --git a/NAMESPACE b/NAMESPACE
index 08e4a175..902d1e2a 100644
--- a/NAMESPACE
+++ b/NAMESPACE
@@ -26,6 +26,7 @@ export(backup)
 export(chart)
 export(chartData)
 export(chartDisagg)
+export(chartErrorBar)
 export(chartId)
 export(chartInclude)
 export(chartInfo)
diff --git a/R/chartErrorBar.R b/R/chartErrorBar.R
new file mode 100644
index 00000000..c7c71455
--- /dev/null
+++ b/R/chartErrorBar.R
@@ -0,0 +1,83 @@
+# Copyright (c) 2024 Apex Resource Management Solution Ltd. (ApexRMS). All rights reserved.
+# MIT License
+#' @include AAAClassDefinitions.R
+NULL
+
+#' Modify the error bars of a \code{\link{Chart}}
+#'
+#' Set the type and properties of the error bars of a \code{\link{Chart}}.
+#'
+#' @param chart \code{\link{Chart}} object
+#' @param type character. Type of error bar. Values can be "percentile", 
+#' "minmax", or "none". Default is "none".
+#' @param lower float. If the error bar type is set to "percentile", then
+#' sets the minimum percentile for the lower range of the error bar. Default is 
+#' \code{NULL}.
+#' @param upper float. If the error bar type is set to "percentile", then
+#' sets the maximum percentile for the upper range of the error bar. Default is 
+#' \code{NULL}.
+#' 
+#' @return 
+#' A \code{Chart} object representing a SyncroSim chart
+#' 
+#' @examples
+#' \dontrun{
+#' # Open a chart object
+#' myChart <- chart(myProject, chart = "My Chart")
+#' 
+#' # Set the chart error bars to display the minimum/maximum of the data
+#' myChart <- chartErrorBar(myChart, type = "minmax")
+#' 
+#' # Disable the chart error bars
+#' myChart <- chartErrorBar(myChart, type = "none")
+#' 
+#' # Set the chart error bars to display the 95th percentile error bars
+#' myChart <- chartErrorBar(myChart, type = "percentile", lower = 2.5, 
+#'                          upper = 97.5)
+#' }
+#' 
+#' @export
+setGeneric("chartErrorBar", function(chart, type = "none", lower = NULL, 
+                                     upper = NULL) standardGeneric("chartErrorBar"))
+
+#' @rdname chartErrorBar
+setMethod("chartErrorBar", signature(chart = "Chart"), 
+          function(chart, type, lower, upper) {
+          
+    # Grab project and chart ID from chart
+    proj <- .project(chart)
+    chartCID <- .chartId(chart)
+    chartDSName <- "core_Chart"
+    
+    # Load chart configuration datasheet
+    ds <- .datasheet(proj, name = chartDSName, optional = T, 
+                     returnInvisible = T, includeKey = T)
+    
+    # Set error bar type
+    if (type == "none"){
+      ds[ds$ChartId == chartCID,]$ErrorBarType <- "No Ranges"
+    } else if (type == "minmax"){
+      ds[ds$ChartId == chartCID,]$ErrorBarType <- "Min/Max"
+    } else if (type == "percentile"){
+      ds[ds$ChartId == chartCID,]$ErrorBarType <- "Percentile"
+    } else {
+      stop(paste("Invalid error bar type:", type))
+    }
+    
+    # Set min / max percentiles
+    if (is.numeric(lower)){
+      ds[ds$ChartId == chartCID,]$ErrorBarMinPercentile <- lower
+    } else {
+      stop("Invalid lower percentile value:", lower)
+    }
+    
+    if (is.numeric(upper)){
+      ds[ds$ChartId == chartCID,]$ErrorBarMaxPercentile <- upper
+    } else {
+      stop("Invalid upper percentile value:", upper)
+    }
+    
+    saveDatasheet(proj, ds, name = chartDSName, append = FALSE, force = TRUE)
+    
+    return(chart)
+  })
diff --git a/man/chartErrorBar.Rd b/man/chartErrorBar.Rd
new file mode 100644
index 00000000..bf668f73
--- /dev/null
+++ b/man/chartErrorBar.Rd
@@ -0,0 +1,48 @@
+% Generated by roxygen2: do not edit by hand
+% Please edit documentation in R/chartErrorBar.R
+\name{chartErrorBar}
+\alias{chartErrorBar}
+\alias{chartErrorBar,Chart-method}
+\title{Modify the error bars of a \code{\link{Chart}}}
+\usage{
+chartErrorBar(chart, type = "none", lower = NULL, upper = NULL)
+
+\S4method{chartErrorBar}{Chart}(chart, type = "none", lower = NULL, upper = NULL)
+}
+\arguments{
+\item{chart}{\code{\link{Chart}} object}
+
+\item{type}{character. Type of error bar. Values can be "percentile",
+"minmax", or "none". Default is "none".}
+
+\item{lower}{float. If the error bar type is set to "percentile", then
+sets the minimum percentile for the lower range of the error bar. Default is
+\code{NULL}.}
+
+\item{upper}{float. If the error bar type is set to "percentile", then
+sets the maximum percentile for the upper range of the error bar. Default is
+\code{NULL}.}
+}
+\value{
+A \code{Chart} object representing a SyncroSim chart
+}
+\description{
+Set the type and properties of the error bars of a \code{\link{Chart}}.
+}
+\examples{
+\dontrun{
+# Open a chart object
+myChart <- chart(myProject, chart = "My Chart")
+
+# Set the chart error bars to display the minimum/maximum of the data
+myChart <- chartErrorBar(myChart, type = "minmax")
+
+# Disable the chart error bars
+myChart <- chartErrorBar(myChart, type = "none")
+
+# Set the chart error bars to display the 95th percentile error bars
+myChart <- chartErrorBar(myChart, type = "percentile", lower = 2.5, 
+                         upper = 97.5)
+}
+
+}