diff --git a/R/mod_expat_repat_server.R b/R/mod_expat_repat_server.R
index 1fe6ed29..31b89385 100644
--- a/R/mod_expat_repat_server.R
+++ b/R/mod_expat_repat_server.R
@@ -9,15 +9,6 @@ mod_expat_repat_server <- function(
   params,
   providers
 ) {
-  selected_time_profile <- update_time_profile <- NULL
-  # nolint start: object_usage_linter.
-  c(selected_time_profile, update_time_profile) %<-%
-    mod_time_profile_server(
-      shiny::NS(id, "time_profile"),
-      params
-    )
-  # nolint end
-
   mod_reasons_server(shiny::NS(id, "reasons"), params, "expat_repat")
 
   shiny::moduleServer(id, function(input, output, session) {
@@ -102,18 +93,6 @@ mod_expat_repat_server <- function(
         )
     })
 
-    # update the time profile
-    shiny::observe({
-      params$time_profile_mappings[
-        c(
-          "expat",
-          "repat_local",
-          "repat_nonlocal"
-        )
-      ] <- selected_time_profile()
-    }) |>
-      shiny::bindEvent(selected_time_profile())
-
     # two reactiveValues to keep track of the slider values
     # shadow_params always stores a value for each item selectable by the dropdowns
     # params contains the returned values, and will contain the value from shadow_params if "include" is checked
@@ -129,9 +108,6 @@ mod_expat_repat_server <- function(
           params
         })
 
-        # update the selected time profile (all 3 will have the same value, so just use expat)
-        update_time_profile(p$time_profile_mappings[["expat"]])
-
         default_values <- list(
           expat = c(0.95, 1.0),
           repat_local = c(1.0, 1.05),
diff --git a/R/mod_expat_repat_ui.R b/R/mod_expat_repat_ui.R
index ef985e86..b2526347 100644
--- a/R/mod_expat_repat_ui.R
+++ b/R/mod_expat_repat_ui.R
@@ -65,7 +65,6 @@ mod_expat_repat_ui <- function(id) {
           )
         ),
         mod_reasons_ui(ns("reasons")),
-        mod_time_profile_ui(ns("time_profile")),
         bs4Dash::box(
           collapsible = FALSE,
           headerBorder = FALSE,
diff --git a/R/mod_mitigators_server.R b/R/mod_mitigators_server.R
index a8f73a96..6da0818b 100644
--- a/R/mod_mitigators_server.R
+++ b/R/mod_mitigators_server.R
@@ -14,15 +14,6 @@ mod_mitigators_server <- function(
   mitigator_codes_lkup,
   peers
 ) {
-  selected_time_profile <- update_time_profile <- NULL
-  # nolint start: object_usage_linter
-  c(selected_time_profile, update_time_profile) %<-%
-    mod_time_profile_server(
-      shiny::NS(id, "time_profile"),
-      params
-    )
-  # nolint end
-
   config <- get_golem_config("mitigators_config")[[id]]
 
   activity_type <- config$activity_type
@@ -39,7 +30,6 @@ mod_mitigators_server <- function(
 
   shiny::moduleServer(id, function(input, output, session) {
     slider_values <- shiny::reactiveValues()
-    time_profile_mappings <- shiny::reactiveValues()
 
     strategies <- shiny::reactive({
       # make sure a provider is selected
@@ -115,9 +105,6 @@ mod_mitigators_server <- function(
             }
           })
 
-        tpm <- params$time_profile_mappings[[mitigators_type]][[activity_type]]
-        time_profile_mappings$mappings <- tpm
-
         init$destroy()
       },
       priority = 100
@@ -196,10 +183,6 @@ mod_mitigators_server <- function(
         "slider",
         value = values
       )
-
-      update_time_profile(
-        time_profile_mappings$mappings[[strategy]] %||% "linear"
-      )
     }) |>
       shiny::bindEvent(input$strategy)
 
@@ -220,18 +203,6 @@ mod_mitigators_server <- function(
     }) |>
       shiny::bindEvent(input$slider, input$include)
 
-    shiny::observe({
-      strategy <- shiny::req(input$strategy)
-      tp <- shiny::req(selected_time_profile())
-
-      time_profile_mappings$mappings[[strategy]] <- tp
-
-      params$time_profile_mappings[[mitigators_type]][[activity_type]][[
-        strategy
-      ]] <- if (input$include) tp
-    }) |>
-      shiny::bindEvent(selected_time_profile(), input$include)
-
     shiny::observe({
       shinyjs::toggleState("slider", condition = input$include)
     }) |>
diff --git a/R/mod_mitigators_ui.R b/R/mod_mitigators_ui.R
index 3824e23d..3b166fc4 100644
--- a/R/mod_mitigators_ui.R
+++ b/R/mod_mitigators_ui.R
@@ -45,8 +45,7 @@ mod_mitigators_ui <- function(id, title, show_diagnoses_table = TRUE) {
             shiny::p(),
             shiny::htmlOutput(ns("slider_interval_text"))
           ),
-          mod_reasons_ui(ns("reasons")),
-          mod_time_profile_ui(ns("time_profile")),
+          mod_reasons_ui(ns("reasons"))
         )
       ),
       col_8(
diff --git a/R/mod_run_model_fix_params.R b/R/mod_run_model_fix_params.R
index 26ac917e..4de82a2e 100644
--- a/R/mod_run_model_fix_params.R
+++ b/R/mod_run_model_fix_params.R
@@ -1,35 +1,4 @@
 mod_run_model_fix_params <- function(p, schema_text) {
-  # the time profiles may be empty, ensure that's not the case
-  tpm <- p[["time_profile_mappings"]]
-  p[["time_profile_mappings"]][["activity_avoidance"]] <- list(
-    ip = tpm[["activity_avoidance"]][["ip"]] %||% list(),
-    op = tpm[["activity_avoidance"]][["op"]] %||% list(),
-    aae = tpm[["activity_avoidance"]][["aae"]] %||% list()
-  )
-  p[["time_profile_mappings"]][["efficiencies"]] <- list(
-    ip = tpm[["efficiencies"]][["ip"]] %||% list(),
-    op = tpm[["efficiencies"]][["op"]] %||% list()
-  )
-
-  # for a while, the wrong time profile was set for some items. force these to none
-  p[["time_profile_mappings"]][
-    c(
-      "baseline_adjustment",
-      "non-demographic_adjustment"
-    )
-  ] <- "none"
-
-  # check all the mitigators have a time profile
-  for (i in c("activity_avoidance", "efficiencies")) {
-    for (j in names(p[[i]])) {
-      for (k in names(p[[i]][[j]])) {
-        if (is.null(p$time_profile_mappings[[i]][[j]][[k]])) {
-          p$time_profile_mappings[[i]][[j]][[k]] <- "linear"
-        }
-      }
-    }
-  }
-
   p <- mod_run_model_remove_invalid_mitigators(p, schema_text)
 
   # nolint start: commented_code_linter
@@ -77,7 +46,6 @@ mod_run_model_fix_params <- function(p, schema_text) {
     "non-demographic_adjustment",
     "activity_avoidance",
     "efficiencies",
-    "time_profile_mappings",
     "reasons"
   )
 
diff --git a/R/mod_time_profile_server.R b/R/mod_time_profile_server.R
deleted file mode 100644
index 0df65eec..00000000
--- a/R/mod_time_profile_server.R
+++ /dev/null
@@ -1,64 +0,0 @@
-#' time_profile Server Functions
-#'
-#' @noRd
-mod_time_profile_server <- function(id, params) {
-  shiny::moduleServer(id, function(input, output, session) {
-    update_time_profile <- shiny::reactiveVal()
-
-    # if the baseline year, or the end year changes, update the slider
-    shiny::observe({
-      start <- as.numeric(stringr::str_sub(params$start_year, 1, 4))
-      end <- params$end_year
-
-      shiny::updateSliderInput(
-        session,
-        "step_year",
-        min = start,
-        max = end,
-        value = start
-      )
-    })
-
-    # show/hide the step year slider based on what is selected for the time profile
-    shiny::observe({
-      shinyjs::toggle(
-        "step_year",
-        condition = input$time_profile == "step_change"
-      )
-    })
-
-    # if the selection changes
-    shiny::observe({
-      tp <- shiny::req(update_time_profile())
-      if (stringr::str_sub(tp, 1, 4) == "step") {
-        shiny::updateSliderInput(
-          session,
-          "step_year",
-          value = as.numeric(stringr::str_sub(tp, 5))
-        )
-        tp <- "step_change"
-      }
-
-      shiny::updateSelectInput(
-        session,
-        "time_profile",
-        selected = tp
-      )
-    }) |>
-      shiny::bindEvent(update_time_profile())
-
-    # update the time profile mappings when selections change
-    selected_time_profile <- shiny::reactive({
-      tp <- input$time_profile
-      sy <- input$step_year
-
-      ifelse(tp == "step_change", glue::glue("step{sy}"), tp)
-    }) |>
-      shiny::bindEvent(input$time_profile, input$step_year)
-
-    list(
-      selected_time_profile = selected_time_profile,
-      update_time_profile = update_time_profile
-    )
-  })
-}
diff --git a/R/mod_time_profile_ui.R b/R/mod_time_profile_ui.R
deleted file mode 100644
index 653f8f74..00000000
--- a/R/mod_time_profile_ui.R
+++ /dev/null
@@ -1,35 +0,0 @@
-#' time_profile UI Function
-#'
-#' @description A shiny Module.
-#'
-#' @param id,input,output,session Internal parameters for {shiny}.
-#'
-#' @noRd
-#'
-#' @importFrom shiny NS tagList
-mod_time_profile_ui <- function(id) {
-  ns <- shiny::NS(id)
-  bs4Dash::bs4Card(
-    title = "Time Profile",
-    width = 12,
-    shiny::selectInput(
-      ns("time_profile"),
-      "Time Profile",
-      purrr::set_names(
-        c("linear", "front_loaded", "back_loaded", "step_change"),
-        snakecase::to_title_case
-      )
-    ),
-    shinyjs::hidden(
-      shiny::sliderInput(
-        ns("step_year"),
-        "Step Change Year",
-        min = 0,
-        max = 1,
-        value = 1,
-        step = 1,
-        sep = ""
-      )
-    )
-  )
-}
diff --git a/R/mod_waiting_list_imbalances_server.R b/R/mod_waiting_list_imbalances_server.R
index c0f87e34..d29b465a 100644
--- a/R/mod_waiting_list_imbalances_server.R
+++ b/R/mod_waiting_list_imbalances_server.R
@@ -2,15 +2,6 @@
 #'
 #' @noRd
 mod_waiting_list_imbalances_server <- function(id, wli_data, params) {
-  selected_time_profile <- update_time_profile <- NULL
-  # nolint start: object_usage_linter.
-  c(selected_time_profile, update_time_profile) %<-%
-    mod_time_profile_server(
-      shiny::NS(id, "time_profile"),
-      params
-    )
-  # nolint end
-
   mod_reasons_server(
     shiny::NS(id, "reasons"),
     params,
@@ -74,14 +65,6 @@ mod_waiting_list_imbalances_server <- function(id, wli_data, params) {
 
     # observers ----
 
-    # update the time profile
-    shiny::observe({
-      params$time_profile_mappings[[
-        "waiting_list_adjustment"
-      ]] <- selected_time_profile()
-    }) |>
-      shiny::bindEvent(selected_time_profile())
-
     # when the module is initialised, load the values from the loaded params file
     init <- shiny::observe(
       {
@@ -89,11 +72,6 @@ mod_waiting_list_imbalances_server <- function(id, wli_data, params) {
           params
         })
 
-        # update the selected time profile
-        update_time_profile(p$time_profile_mappings[[
-          "waiting_list_adjustment"
-        ]])
-
         p <- p$waiting_list_adjustment
 
         if (length(p$ip) + length(p$op) > 0) {
diff --git a/R/mod_waiting_list_imbalances_ui.R b/R/mod_waiting_list_imbalances_ui.R
index 7dd196b6..f722e38e 100644
--- a/R/mod_waiting_list_imbalances_ui.R
+++ b/R/mod_waiting_list_imbalances_ui.R
@@ -32,8 +32,7 @@ mod_waiting_list_imbalances_ui <- function(id) {
           width = 12,
           md_file_to_html("app", "text", "waiting_list_imbalances.md")
         ),
-        mod_reasons_ui(ns("reasons")),
-        mod_time_profile_ui(ns("time_profile"))
+        mod_reasons_ui(ns("reasons"))
       ),
       bs4Dash::box(
         collapsible = FALSE,