diff --git a/DESCRIPTION b/DESCRIPTION
index 0fb3c291ff4cedf24e02cdd4e077a743ab86a036..72c0b398fc532d6349c9e5bdfd806cfa504c3d43 100644
--- a/DESCRIPTION
+++ b/DESCRIPTION
@@ -1,7 +1,7 @@
 Package: airGR
 Type: Package
 Title: Suite of GR Hydrological Models for Precipitation-Runoff Modelling
-Version: 1.4.5.0
+Version: 1.4.6.0
 Date: 2020-04-30
 Authors@R: c(
   person("Laurent", "Coron", role = c("aut", "trl"), comment = c(ORCID = "0000-0002-1503-6204")),
diff --git a/NAMESPACE b/NAMESPACE
index aa7e90b6586b2a61efc9fd6579c4c88bb9bdc14a..679085a8727f4e2dcde61b99582cb66ed31531f7 100644
--- a/NAMESPACE
+++ b/NAMESPACE
@@ -11,6 +11,7 @@ useDynLib(airGR, .registration = TRUE)
 S3method("plot", "OutputsModel")
 S3method("SeriesAggreg2", "data.frame")
 S3method("SeriesAggreg2", "default")
+S3method("SeriesAggreg2", "InputsModel")
 
 
 
@@ -51,7 +52,7 @@ export(RunModel_Lag)
 export(SeriesAggreg)
 export(SeriesAggreg2)
 #export(SeriesAggreg2.data.frame)
-#export(SeriesAggreg2.InputsModel)
+export(SeriesAggreg2.InputsModel)
 #export(SeriesAggreg2.OutputsModel)
 export(TransfoParam)
 export(TransfoParam_CemaNeige)
diff --git a/NEWS.md b/NEWS.md
index 7a36dc39b1841b4f24b03f97ff6e54f90d113791..3b37e9961c7f58cf9acf621a0f4e6ed5aefa1ce3 100644
--- a/NEWS.md
+++ b/NEWS.md
@@ -4,12 +4,13 @@
 
 
 
-### 1.4.5.0 Release Notes (2020-04-30)
+### 1.4.6.0 Release Notes (2020-04-30)
 
 #### New features
 
 - Added <code>SeriesAggreg2</code> method.
 - Added <code>SeriesAggreg2.default()</code> function.
+- Added <code>SeriesAggreg2.InputsModel()</code> function.
 - Added <code>SeriesAggreg2.data.frame()</code> function. This new verson of the <code>SeriesAggreg()</code> function allows to compute regimes.
 
 
diff --git a/R/SeriesAggreg2.InputsModel.R b/R/SeriesAggreg2.InputsModel.R
new file mode 100644
index 0000000000000000000000000000000000000000..f15181ea4536117ba8f256df0a98967bb5f29bdd
--- /dev/null
+++ b/R/SeriesAggreg2.InputsModel.R
@@ -0,0 +1,69 @@
+SeriesAggreg2.InputsModel <- function(TabSeries,
+                                      Format,
+                                      TimeFormat,
+                                      NewTimeFormat,
+                                      YearFirstMonth = 1, TimeLag = 0,
+                                      verbose = TRUE, ..., simplify = FALSE) {
+  
+  if (!inherits(TabSeries, "InputsModel")) {
+    stop("to be used with 'InputsModel' object")
+  }
+  
+  res <- SeriesAggreg2.default(TabSeries = TabSeries,
+                               Format = Format,
+                               TimeFormat = TimeFormat,
+                               NewTimeFormat = NewTimeFormat,
+                               YearFirstMonth = YearFirstMonth, TimeLag = TimeLag,
+                               verbose = verbose,
+                               simplify = simplify)
+  
+  if (inherits(TabSeries, "CemaNeige")) {
+    res$ZLayers <- TabSeries$ZLayers
+  }
+  
+  return(res)
+  # TabSeries <- as.data.frame.list(TabSeries)
+  # 
+  # # NewTimeFormat <- c(hourly  = "hourly",
+  # #                    daily   = "daily",
+  # #                    monthly = "monthly",
+  # #                    yearly  = "yearly")
+  # # Format <- switch(Format,
+  # #                  hourly  = "%Y%m%d%h",
+  # #                  daily   = "%Y%m%d",
+  # #                  monthly = "%Y%m",
+  # #                  yearly  = "%Y")
+  # # 
+  # # TimeFormat <- intersect(class(InputsModel), listTimeFormat)
+  # # 
+  # # if (length(TimeFormat) == 0) {
+  # #   stop("wrong time step")
+  # # }
+  # # 
+  # 
+  # 
+  # NewTabSeries <- SeriesAggreg2(TabSeries = TabSeries,
+  #                               Format = Format,
+  #                               TimeFormat = TimeFormat, NewTimeFormat = NewTimeFormat,
+  #                               ConvertFun = c("sum", "sum"),
+  #                               YearFirstMonth = YearFirstMonth, TimeLag = TimeLag,
+  #                               verbose = verbose)
+  # 
+  # ## to be consistent with InputsModel class
+  # NewTabSeries$DatesR <- as.POSIXlt(NewTabSeries$DatesR)
+  # 
+  # ClassFormat <- class(NewTabSeries)[class(NewTabSeries) != "SeriesAggreg"]
+  # 
+  # SuffixRunModel <- switch(ClassFormat,
+  #                                  hourly  = "4H",
+  #                                  daily   = "4J",
+  #                                  monthly = "2M",
+  #                                  yearly  = "1A")
+  # 
+  # RunModel <- paste0("RunModel_GR", SuffixRunModel)
+  # 
+  # InputsModel <- CreateInputsModel(FUN_MOD = RunModel,
+  #                                  DatesR = NewTabSeries$DatesR, Precip = NewTabSeries$Precip, PotEvap = NewTabSeries$PotEvap)
+  # 
+  # 
+}
\ No newline at end of file