diff --git a/Cargo.lock b/Cargo.lock
index ae5ea50a5fe37..2c946a7e5bca2 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -6361,6 +6361,7 @@ dependencies = [
  "human_format",
  "humantime",
  "ignore",
+ "insta",
  "itertools 0.10.5",
  "jsonc-parser 0.21.0",
  "lazy_static",
diff --git a/crates/turborepo-lib/Cargo.toml b/crates/turborepo-lib/Cargo.toml
index 56816b40a639c..b7a6b4234034c 100644
--- a/crates/turborepo-lib/Cargo.toml
+++ b/crates/turborepo-lib/Cargo.toml
@@ -19,6 +19,7 @@ daemon-file-hashing = []
 anyhow = { workspace = true, features = ["backtrace"] }
 assert_cmd = { workspace = true }
 async-stream = "0.3.4"
+insta = { workspace = true }
 itertools = { workspace = true }
 port_scanner = { workspace = true }
 pretty_assertions = { workspace = true }
diff --git a/crates/turborepo-lib/src/engine/builder.rs b/crates/turborepo-lib/src/engine/builder.rs
index acd2dbb4efa3b..7dfe7b987c16c 100644
--- a/crates/turborepo-lib/src/engine/builder.rs
+++ b/crates/turborepo-lib/src/engine/builder.rs
@@ -433,8 +433,16 @@ impl<'a> EngineBuilder<'a> {
         };
 
         let task_id_as_name = task_id.as_task_name();
-        if turbo_json.tasks.contains_key(&task_id_as_name)
+        if
+        // See if pkg#task is defined e.g. `docs#build`. This can only happen in root turbo.json
+        turbo_json.tasks.contains_key(&task_id_as_name)
+            // See if task is defined e.g. `build`. This can happen in root or workspace turbo.json
+            // This will fail if the user provided a task id e.g. turbo `docs#build`
             || turbo_json.tasks.contains_key(task_name)
+            // If user provided a task id, then we see if the task is defined
+            // e.g. `docs#build` should resolve if there's a `build` in root turbo.json or docs workspace level turbo.json
+            || (matches!(workspace, PackageName::Root) && turbo_json.tasks.contains_key(&TaskName::from(task_name.task())))
+            || (workspace == &PackageName::from(task_id.package()) && turbo_json.tasks.contains_key(&TaskName::from(task_name.task())))
         {
             Ok(true)
         } else if !matches!(workspace, PackageName::Root) {
@@ -553,6 +561,7 @@ fn validate_task_name(task: Spanned<&str>) -> Result<(), Error> {
 mod test {
     use std::assert_matches::assert_matches;
 
+    use insta::assert_json_snapshot;
     use pretty_assertions::assert_eq;
     use serde_json::json;
     use tempfile::TempDir;
@@ -680,6 +689,10 @@ mod test {
     #[test_case(PackageName::from("b"), "build", "b#build", true ; "workspace task in workspace")]
     #[test_case(PackageName::from("b"), "test", "b#test", true ; "task missing from workspace")]
     #[test_case(PackageName::from("c"), "missing", "c#missing", false ; "task missing")]
+    #[test_case(PackageName::from("c"), "c#curse", "c#curse", true ; "root defined task")]
+    #[test_case(PackageName::from("b"), "c#curse", "c#curse", true ; "non-workspace root defined task")]
+    #[test_case(PackageName::from("b"), "b#special", "b#special", true ; "workspace defined task")]
+    #[test_case(PackageName::from("c"), "b#special", "b#special", false ; "non-workspace defined task")]
     fn test_task_definition(
         workspace: PackageName,
         task_name: &'static str,
@@ -694,6 +707,7 @@ mod test {
                         "test": { "inputs": ["testing"] },
                         "build": { "inputs": ["primary"] },
                         "a#build": { "inputs": ["special"] },
+                        "c#curse": {},
                     }
                 })),
             ),
@@ -702,6 +716,7 @@ mod test {
                 turbo_json(json!({
                     "tasks": {
                         "build": { "inputs": ["outer"]},
+                        "special": {},
                     }
                 })),
             ),
@@ -1245,4 +1260,116 @@ mod test {
             .err();
         assert_eq!(result.as_deref(), reason);
     }
+
+    #[test]
+    fn test_run_package_task_exact() {
+        let repo_root_dir = TempDir::with_prefix("repo").unwrap();
+        let repo_root = AbsoluteSystemPathBuf::new(repo_root_dir.path().to_str().unwrap()).unwrap();
+        let package_graph = mock_package_graph(
+            &repo_root,
+            package_jsons! {
+                repo_root,
+                "app1" => ["libA"],
+                "app2" => ["libA"],
+                "libA" => []
+            },
+        );
+        let turbo_jsons = vec![
+            (
+                PackageName::Root,
+                turbo_json(json!({
+                    "tasks": {
+                        "build": { "dependsOn": ["^build"] },
+                        "special": { "dependsOn": ["^build"] },
+                    }
+                })),
+            ),
+            (
+                PackageName::from("app2"),
+                turbo_json(json!({
+                    "extends": ["//"],
+                    "tasks": {
+                        "another": { "dependsOn": ["^build"] },
+                    }
+                })),
+            ),
+        ]
+        .into_iter()
+        .collect();
+        let loader = TurboJsonLoader::noop(turbo_jsons);
+        let engine = EngineBuilder::new(&repo_root, &package_graph, loader, false)
+            .with_tasks(vec![
+                Spanned::new(TaskName::from("app1#special")),
+                Spanned::new(TaskName::from("app2#another")),
+            ])
+            .with_workspaces(vec![PackageName::from("app1"), PackageName::from("app2")])
+            .build()
+            .unwrap();
+
+        let expected = deps! {
+            "app1#special" => ["libA#build"],
+            "app2#another" => ["libA#build"],
+            "libA#build" => ["___ROOT___"]
+        };
+        assert_eq!(all_dependencies(&engine), expected);
+    }
+
+    #[test]
+    fn test_run_package_task_exact_error() {
+        let repo_root_dir = TempDir::with_prefix("repo").unwrap();
+        let repo_root = AbsoluteSystemPathBuf::new(repo_root_dir.path().to_str().unwrap()).unwrap();
+        let package_graph = mock_package_graph(
+            &repo_root,
+            package_jsons! {
+                repo_root,
+                "app1" => ["libA"],
+                "libA" => []
+            },
+        );
+        let turbo_jsons = vec![
+            (
+                PackageName::Root,
+                turbo_json(json!({
+                    "tasks": {
+                        "build": { "dependsOn": ["^build"] },
+                    }
+                })),
+            ),
+            (
+                PackageName::from("app1"),
+                turbo_json(json!({
+                    "extends": ["//"],
+                    "tasks": {
+                        "another": { "dependsOn": ["^build"] },
+                    }
+                })),
+            ),
+        ]
+        .into_iter()
+        .collect();
+        let loader = TurboJsonLoader::noop(turbo_jsons);
+        let engine = EngineBuilder::new(&repo_root, &package_graph, loader.clone(), false)
+            .with_tasks(vec![Spanned::new(TaskName::from("app1#special"))])
+            .with_workspaces(vec![PackageName::from("app1")])
+            .build();
+        assert!(engine.is_err());
+        let report = miette::Report::new(engine.unwrap_err());
+        let mut msg = String::new();
+        miette::JSONReportHandler::new()
+            .render_report(&mut msg, report.as_ref())
+            .unwrap();
+        assert_json_snapshot!(msg);
+
+        let engine = EngineBuilder::new(&repo_root, &package_graph, loader, false)
+            .with_tasks(vec![Spanned::new(TaskName::from("app1#another"))])
+            .with_workspaces(vec![PackageName::from("libA")])
+            .build();
+        assert!(engine.is_err());
+        let report = miette::Report::new(engine.unwrap_err());
+        let mut msg = String::new();
+        miette::JSONReportHandler::new()
+            .render_report(&mut msg, report.as_ref())
+            .unwrap();
+        assert_json_snapshot!(msg);
+    }
 }
diff --git a/crates/turborepo-lib/src/engine/snapshots/turborepo_lib__engine__builder__test__run_package_task_exact_error-2.snap b/crates/turborepo-lib/src/engine/snapshots/turborepo_lib__engine__builder__test__run_package_task_exact_error-2.snap
new file mode 100644
index 0000000000000..23933b974c392
--- /dev/null
+++ b/crates/turborepo-lib/src/engine/snapshots/turborepo_lib__engine__builder__test__run_package_task_exact_error-2.snap
@@ -0,0 +1,5 @@
+---
+source: crates/turborepo-lib/src/engine/builder.rs
+expression: msg
+---
+"{\"message\": \"missing tasks in project\",\"severity\": \"error\",\"causes\": [],\"labels\": [],\"related\": [{\"message\": \"could not find task `app1#another` in project\",\"severity\": \"error\",\"causes\": [],\"filename\": \"\",\"labels\": [],\"related\": []}]}"
diff --git a/crates/turborepo-lib/src/engine/snapshots/turborepo_lib__engine__builder__test__run_package_task_exact_error.snap b/crates/turborepo-lib/src/engine/snapshots/turborepo_lib__engine__builder__test__run_package_task_exact_error.snap
new file mode 100644
index 0000000000000..24e22689cdfb9
--- /dev/null
+++ b/crates/turborepo-lib/src/engine/snapshots/turborepo_lib__engine__builder__test__run_package_task_exact_error.snap
@@ -0,0 +1,5 @@
+---
+source: crates/turborepo-lib/src/engine/builder.rs
+expression: msg
+---
+"{\"message\": \"missing tasks in project\",\"severity\": \"error\",\"causes\": [],\"labels\": [],\"related\": [{\"message\": \"could not find task `app1#special` in project\",\"severity\": \"error\",\"causes\": [],\"filename\": \"\",\"labels\": [],\"related\": []}]}"
diff --git a/turborepo-tests/integration/tests/workspace-configs/cross-workspace.t b/turborepo-tests/integration/tests/workspace-configs/cross-workspace.t
index 17af56d6dabe9..dbe0c150f016b 100644
--- a/turborepo-tests/integration/tests/workspace-configs/cross-workspace.t
+++ b/turborepo-tests/integration/tests/workspace-configs/cross-workspace.t
@@ -21,3 +21,24 @@ Setup
   Cached:    0 cached, 2 total
     Time:\s*[\.0-9]+m?s  (re)
   
+  $ ${TURBO} run cross-workspace#cross-workspace-task
+  \xe2\x80\xa2 Packages in scope: add-keys, add-tasks, bad-json, blank-pkg, cached, config-change, cross-workspace, invalid-config, missing-workspace-config, omit-keys, override-values, persistent (esc)
+  \xe2\x80\xa2 Running cross-workspace#cross-workspace-task in 12 packages (esc)
+  \xe2\x80\xa2 Remote caching disabled (esc)
+  blank-pkg:cross-workspace-underlying-task: cache hit, replaying logs 39566f6362976823
+  blank-pkg:cross-workspace-underlying-task: 
+  blank-pkg:cross-workspace-underlying-task: > cross-workspace-underlying-task
+  blank-pkg:cross-workspace-underlying-task: > echo cross-workspace-underlying-task from blank-pkg
+  blank-pkg:cross-workspace-underlying-task: 
+  blank-pkg:cross-workspace-underlying-task: cross-workspace-underlying-task from blank-pkg
+  cross-workspace:cross-workspace-task: cache hit, replaying logs bce507a110930f07
+  cross-workspace:cross-workspace-task: 
+  cross-workspace:cross-workspace-task: > cross-workspace-task
+  cross-workspace:cross-workspace-task: > echo cross-workspace-task
+  cross-workspace:cross-workspace-task: 
+  cross-workspace:cross-workspace-task: cross-workspace-task
+  
+   Tasks:    2 successful, 2 total
+  Cached:    2 cached, 2 total
+    Time:\s*[\.0-9]+m?s >>> FULL TURBO (re)
+