diff --git a/infer/man/man1/infer-analyze.txt b/infer/man/man1/infer-analyze.txt
index d8c8507ec..8c2ce965a 100644
--- a/infer/man/man1/infer-analyze.txt
+++ b/infer/man/man1/infer-analyze.txt
@@ -96,6 +96,10 @@ OPTIONS
            Debug level for the linters. See --debug-level for accepted
            values.
 
+       --no-deduplicate
+           Deactivates: Apply issue-specific deduplication during analysis
+           and/or reporting. (Conversely: --deduplicate)
+
        --no-default-checkers
            Deactivates: Default checkers: --biabduction,
            --fragment-retains-view, --inefficient-keyset-iterator, --linters,
diff --git a/infer/man/man1/infer-full.txt b/infer/man/man1/infer-full.txt
index 324cd2802..3b5d4979c 100644
--- a/infer/man/man1/infer-full.txt
+++ b/infer/man/man1/infer-full.txt
@@ -296,6 +296,11 @@ OPTIONS
            infer-events(1), infer-report(1), infer-reportdiff(1), and
            infer-run(1).
 
+       --no-deduplicate
+           Deactivates: Apply issue-specific deduplication during analysis
+           and/or reporting. (Conversely: --deduplicate)           See also infer-analyze(1), infer-report(1), and
+           infer-reportdiff(1).
+
        --no-default-checkers
            Deactivates: Default checkers: --biabduction,
            --fragment-retains-view, --inefficient-keyset-iterator, --linters,
@@ -1277,8 +1282,9 @@ INTERNAL OPTIONS
        --debug-exceptions
            Activates: Generate lightweight debugging information: just print
            the internal exceptions during analysis (also sets
-           --developer-mode, --no-filtering, --print-buckets,
-           --reports-include-ml-loc) (Conversely: --no-debug-exceptions)
+           --developer-mode, --no-filtering, --no-deduplicate,
+           --print-buckets, --reports-include-ml-loc) (Conversely:
+           --no-debug-exceptions)
 
        --debug-level-reset
            Cancel the effect of --debug-level.
diff --git a/infer/man/man1/infer-report.txt b/infer/man/man1/infer-report.txt
index e4ae91463..14d86a241 100644
--- a/infer/man/man1/infer-report.txt
+++ b/infer/man/man1/infer-report.txt
@@ -60,6 +60,10 @@ OPTIONS
            Debug level for the linters. See --debug-level for accepted
            values.
 
+       --no-deduplicate
+           Deactivates: Apply issue-specific deduplication during analysis
+           and/or reporting. (Conversely: --deduplicate)
+
        --differential-filter-files string
            Specify the file containing the list of source files for which a
            differential report is desired. Source files should be specified
diff --git a/infer/man/man1/infer-reportdiff.txt b/infer/man/man1/infer-reportdiff.txt
index f2ee623f0..8f98406ad 100644
--- a/infer/man/man1/infer-reportdiff.txt
+++ b/infer/man/man1/infer-reportdiff.txt
@@ -51,6 +51,10 @@ OPTIONS
            Debug level for the linters. See --debug-level for accepted
            values.
 
+       --no-deduplicate
+           Deactivates: Apply issue-specific deduplication during analysis
+           and/or reporting. (Conversely: --deduplicate)
+
        --file-renamings path
            JSON with a list of file renamings to use while computing
            differential reports
diff --git a/infer/man/man1/infer.txt b/infer/man/man1/infer.txt
index 5134b98e6..d42e49b7c 100644
--- a/infer/man/man1/infer.txt
+++ b/infer/man/man1/infer.txt
@@ -296,6 +296,11 @@ OPTIONS
            infer-events(1), infer-report(1), infer-reportdiff(1), and
            infer-run(1).
 
+       --no-deduplicate
+           Deactivates: Apply issue-specific deduplication during analysis
+           and/or reporting. (Conversely: --deduplicate)           See also infer-analyze(1), infer-report(1), and
+           infer-reportdiff(1).
+
        --no-default-checkers
            Deactivates: Default checkers: --biabduction,
            --fragment-retains-view, --inefficient-keyset-iterator, --linters,
diff --git a/infer/src/backend/Differential.ml b/infer/src/backend/Differential.ml
index 6aa34f5d6..845feec2d 100644
--- a/infer/src/backend/Differential.ml
+++ b/infer/src/backend/Differential.ml
@@ -19,6 +19,7 @@ module LocListSet = struct
 end
 
 let is_duplicate_report end_locs reported_ends =
+  (* FIXME(T54950303) replace use of filtering with deduplicate *)
   Config.filtering && LocListSet.mem reported_ends end_locs
 
 
diff --git a/infer/src/backend/Issue.ml b/infer/src/backend/Issue.ml
index f17c594a1..b86d7ff0b 100644
--- a/infer/src/backend/Issue.ml
+++ b/infer/src/backend/Issue.ml
@@ -38,6 +38,7 @@ type t_ignore_duplicates = t =
      de-duplicating. *)
 let sort_filter_issues issues =
   let issues' =
+    (* FIXME(T54950303) replace use of filtering with deduplicate *)
     let compare = if Config.filtering then compare_t_ignore_duplicates else compare in
     List.dedup_and_sort ~compare issues
   in
diff --git a/infer/src/base/Config.ml b/infer/src/base/Config.ml
index 645f706bf..cc132e20b 100644
--- a/infer/src/base/Config.ml
+++ b/infer/src/base/Config.ml
@@ -1136,6 +1136,7 @@ and custom_symbols =
 
 and ( biabduction_models_mode
     , bo_debug
+    , deduplicate
     , developer_mode
     , debug
     , debug_exceptions
@@ -1168,6 +1169,12 @@ and ( biabduction_models_mode
     CLOpt.mk_int ~default:0 ~long:"bo-debug"
       ~in_help:InferCommand.[(Analyze, manual_buffer_overrun)]
       "Debug level for buffer-overrun checker (0-4)"
+  and deduplicate =
+    CLOpt.mk_bool ~long:"deduplicate" ~default:true
+      ~in_help:
+        InferCommand.
+          [(Analyze, manual_generic); (Report, manual_generic); (ReportDiff, manual_generic)]
+      "Apply issue-specific deduplication during analysis and/or reporting."
   and debug_level_analysis =
     CLOpt.mk_int ~long:"debug-level-analysis" ~default:0 ~in_help:all_generic_manuals
       "Debug level for the analysis. See $(b,--debug-level) for accepted values."
@@ -1248,10 +1255,10 @@ and ( biabduction_models_mode
   and debug_exceptions =
     CLOpt.mk_bool_group ~long:"debug-exceptions"
       "Generate lightweight debugging information: just print the internal exceptions during \
-       analysis (also sets $(b,--developer-mode), $(b,--no-filtering), $(b,--print-buckets), \
-       $(b,--reports-include-ml-loc))"
+       analysis (also sets $(b,--developer-mode), $(b,--no-filtering), $(b,--no-deduplicate), \
+       $(b,--print-buckets), $(b,--reports-include-ml-loc))"
       [developer_mode; print_buckets; reports_include_ml_loc]
-      [filtering; keep_going]
+      [filtering; keep_going; deduplicate]
   and default_linters =
     CLOpt.mk_bool ~long:"default-linters"
       ~in_help:InferCommand.[(Capture, manual_clang_linters)]
@@ -1285,6 +1292,7 @@ and ( biabduction_models_mode
   in
   ( biabduction_models_mode
   , bo_debug
+  , deduplicate
   , developer_mode
   , debug
   , debug_exceptions
@@ -2837,6 +2845,8 @@ and debug_exceptions = !debug_exceptions
 
 and debug_mode = !debug
 
+and deduplicate = !deduplicate
+
 and default_linters = !default_linters
 
 and dependency_mode = !dependencies
diff --git a/infer/src/base/Config.mli b/infer/src/base/Config.mli
index 7f42c4c2d..f8634e7c5 100644
--- a/infer/src/base/Config.mli
+++ b/infer/src/base/Config.mli
@@ -312,6 +312,8 @@ val cxx : bool
 
 val cxx_scope_guards : Yojson.Basic.t
 
+val deduplicate : bool
+
 val debug_exceptions : bool
 
 val debug_level_analysis : int
diff --git a/infer/src/checkers/Siof.ml b/infer/src/checkers/Siof.ml
index 259c4e64a..fd9816471 100644
--- a/infer/src/checkers/Siof.ml
+++ b/infer/src/checkers/Siof.ml
@@ -242,6 +242,7 @@ let report_siof summary trace gname loc =
     Reporting.log_error summary ~loc ~ltr IssueType.static_initialization_order_fiasco description
   in
   let reportable_paths = SiofTrace.get_reportable_sink_paths trace ~trace_of_pname in
+  (* FIXME(T54950303) replace use of filtering with deduplicate *)
   if Config.filtering then List.hd reportable_paths |> Option.iter ~f:report_one_path
   else List.iter ~f:report_one_path reportable_paths
 
diff --git a/infer/src/concurrency/RacerD.ml b/infer/src/concurrency/RacerD.ml
index cf66f2a41..2f686b081 100644
--- a/infer/src/concurrency/RacerD.ml
+++ b/infer/src/concurrency/RacerD.ml
@@ -1000,7 +1000,7 @@ let report_unsafe_accesses ~issue_log classname (aggregated_access_map : ReportM
       ({reported_sites; reported_writes; reported_reads; reported_unannotated_calls}, _) =
     let pname = Procdesc.get_proc_name procdesc in
     let call_site = CallSite.make pname (TraceElem.get_loc snapshot.access) in
-    if Config.filtering then
+    if Config.deduplicate then
       CallSite.Set.mem call_site reported_sites
       ||
       match snapshot.access.TraceElem.elem with
@@ -1013,7 +1013,7 @@ let report_unsafe_accesses ~issue_log classname (aggregated_access_map : ReportM
     else false
   in
   let update_reported ({snapshot; procdesc} : reported_access) reported =
-    if Config.filtering then
+    if Config.deduplicate then
       let pname = Procdesc.get_proc_name procdesc in
       let call_site = CallSite.make pname (TraceElem.get_loc snapshot.access) in
       let reported_sites = CallSite.Set.add call_site reported.reported_sites in
diff --git a/infer/src/integration/ReportDiff.ml b/infer/src/integration/ReportDiff.ml
index bbca11afb..18f7ea237 100644
--- a/infer/src/integration/ReportDiff.ml
+++ b/infer/src/integration/ReportDiff.ml
@@ -21,6 +21,7 @@ let reportdiff ~current_report:current_report_fname ~previous_report:previous_re
     let unfiltered_diff =
       Differential.of_reports ~current_report ~previous_report ~current_costs ~previous_costs
     in
+    (* FIXME(T54950303) replace use of filtering with deduplicate *)
     if Config.filtering then
       let file_renamings =
         match Config.file_renamings with
diff --git a/infer/src/nullsafe/NullabilityCheck.ml b/infer/src/nullsafe/NullabilityCheck.ml
index 553d6357f..d1908bb8f 100644
--- a/infer/src/nullsafe/NullabilityCheck.ml
+++ b/infer/src/nullsafe/NullabilityCheck.ml
@@ -73,6 +73,7 @@ module TransferFunctions (CFG : ProcCfg.S) = struct
 
 
   let is_conflicting_report summary report_location =
+    (* FIXME(T54950303) replace use of filtering with deduplicate *)
     if not Config.filtering then false
     else
       Errlog.fold