diff --git a/.changelog/23904.txt b/.changelog/23904.txt
new file mode 100644
index 00000000000..d52bf91794a
--- /dev/null
+++ b/.changelog/23904.txt
@@ -0,0 +1,3 @@
+```release-note:new-resource
+aws_appintegrations_event_integration
+```
\ No newline at end of file
diff --git a/internal/provider/provider.go b/internal/provider/provider.go
index de57c76deb2..9455b2c110a 100644
--- a/internal/provider/provider.go
+++ b/internal/provider/provider.go
@@ -26,6 +26,7 @@ import (
 	"github.com/hashicorp/terraform-provider-aws/internal/service/appautoscaling"
 	"github.com/hashicorp/terraform-provider-aws/internal/service/appconfig"
 	"github.com/hashicorp/terraform-provider-aws/internal/service/appflow"
+	"github.com/hashicorp/terraform-provider-aws/internal/service/appintegrations"
 	"github.com/hashicorp/terraform-provider-aws/internal/service/appmesh"
 	"github.com/hashicorp/terraform-provider-aws/internal/service/apprunner"
 	"github.com/hashicorp/terraform-provider-aws/internal/service/appstream"
@@ -962,6 +963,8 @@ func Provider() *schema.Provider {
 
 			"aws_appflow_flow": appflow.ResourceFlow(),
 
+			"aws_appintegrations_event_integration": appintegrations.ResourceEventIntegration(),
+
 			"aws_appmesh_gateway_route":   appmesh.ResourceGatewayRoute(),
 			"aws_appmesh_mesh":            appmesh.ResourceMesh(),
 			"aws_appmesh_route":           appmesh.ResourceRoute(),
diff --git a/internal/service/appintegrations/event_integration.go b/internal/service/appintegrations/event_integration.go
new file mode 100644
index 00000000000..4194a7d9e2c
--- /dev/null
+++ b/internal/service/appintegrations/event_integration.go
@@ -0,0 +1,231 @@
+package appintegrations
+
+import (
+	"context"
+	"fmt"
+	"log"
+	"regexp"
+
+	"github.com/aws/aws-sdk-go/aws"
+	"github.com/aws/aws-sdk-go/service/appintegrationsservice"
+	"github.com/hashicorp/aws-sdk-go-base/v2/awsv1shim/v2/tfawserr"
+	"github.com/hashicorp/terraform-plugin-sdk/v2/diag"
+	"github.com/hashicorp/terraform-plugin-sdk/v2/helper/resource"
+	"github.com/hashicorp/terraform-plugin-sdk/v2/helper/schema"
+	"github.com/hashicorp/terraform-plugin-sdk/v2/helper/validation"
+	"github.com/hashicorp/terraform-provider-aws/internal/conns"
+	tftags "github.com/hashicorp/terraform-provider-aws/internal/tags"
+	"github.com/hashicorp/terraform-provider-aws/internal/verify"
+)
+
+func ResourceEventIntegration() *schema.Resource {
+	return &schema.Resource{
+		CreateContext: resourceEventIntegrationCreate,
+		ReadContext:   resourceEventIntegrationRead,
+		UpdateContext: resourceEventIntegrationUpdate,
+		DeleteContext: resourceEventIntegrationDelete,
+		Importer: &schema.ResourceImporter{
+			StateContext: schema.ImportStatePassthroughContext,
+		},
+		Schema: map[string]*schema.Schema{
+			"arn": {
+				Type:     schema.TypeString,
+				Computed: true,
+			},
+			"description": {
+				Type:         schema.TypeString,
+				Optional:     true,
+				ValidateFunc: validation.StringLenBetween(1, 1000),
+			},
+			"eventbridge_bus": {
+				Type:         schema.TypeString,
+				Required:     true,
+				ForceNew:     true,
+				ValidateFunc: validation.StringMatch(regexp.MustCompile(`^[a-zA-Z0-9\/\._\-]{1,255}$`), "should be not be more than 255 alphanumeric, forward slashes, dots, underscores, or hyphen characters"),
+			},
+			"event_filter": {
+				Type:     schema.TypeList,
+				MaxItems: 1,
+				Required: true,
+				ForceNew: true,
+				Elem: &schema.Resource{
+					Schema: map[string]*schema.Schema{
+						"source": {
+							Type:         schema.TypeString,
+							Required:     true,
+							ForceNew:     true,
+							ValidateFunc: validation.StringMatch(regexp.MustCompile(`^aws\.partner\/.*$`), "should be not be more than 255 alphanumeric, forward slashes, dots, underscores, or hyphen characters"),
+						},
+					},
+				},
+			},
+			"name": {
+				Type:         schema.TypeString,
+				Required:     true,
+				ForceNew:     true,
+				ValidateFunc: validation.StringMatch(regexp.MustCompile(`^[a-zA-Z0-9\/\._\-]{1,255}$`), "should be not be more than 255 alphanumeric, forward slashes, dots, underscores, or hyphen characters"),
+			},
+			"tags":     tftags.TagsSchema(),
+			"tags_all": tftags.TagsSchemaComputed(),
+		},
+		CustomizeDiff: verify.SetTagsDiff,
+	}
+}
+
+func resourceEventIntegrationCreate(ctx context.Context, d *schema.ResourceData, meta interface{}) diag.Diagnostics {
+	conn := meta.(*conns.AWSClient).AppIntegrationsConn
+	defaultTagsConfig := meta.(*conns.AWSClient).DefaultTagsConfig
+	tags := defaultTagsConfig.MergeTags(tftags.New(d.Get("tags").(map[string]interface{})))
+
+	name := d.Get("name").(string)
+
+	input := &appintegrationsservice.CreateEventIntegrationInput{
+		ClientToken:    aws.String(resource.UniqueId()),
+		EventBridgeBus: aws.String(d.Get("eventbridge_bus").(string)),
+		EventFilter:    expandEventFilter(d.Get("event_filter").([]interface{})),
+		Name:           aws.String(name),
+	}
+
+	if v, ok := d.GetOk("description"); ok {
+		input.Description = aws.String(v.(string))
+	}
+
+	if len(tags) > 0 {
+		input.Tags = Tags(tags.IgnoreAWS())
+	}
+
+	log.Printf("[DEBUG] Creating AppIntegrations Event Integration %s", input)
+	output, err := conn.CreateEventIntegrationWithContext(ctx, input)
+
+	if err != nil {
+		return diag.FromErr(fmt.Errorf("error creating AppIntegrations Event Integration (%s): %w", name, err))
+	}
+
+	if output == nil {
+		return diag.FromErr(fmt.Errorf("error creating AppIntegrations Event Integration (%s): empty output", name))
+	}
+
+	// Name is unique
+	d.SetId(name)
+
+	return resourceEventIntegrationRead(ctx, d, meta)
+}
+
+func resourceEventIntegrationRead(ctx context.Context, d *schema.ResourceData, meta interface{}) diag.Diagnostics {
+	conn := meta.(*conns.AWSClient).AppIntegrationsConn
+	defaultTagsConfig := meta.(*conns.AWSClient).DefaultTagsConfig
+	ignoreTagsConfig := meta.(*conns.AWSClient).IgnoreTagsConfig
+
+	name := d.Id()
+
+	resp, err := conn.GetEventIntegrationWithContext(ctx, &appintegrationsservice.GetEventIntegrationInput{
+		Name: aws.String(name),
+	})
+
+	if !d.IsNewResource() && tfawserr.ErrCodeEquals(err, appintegrationsservice.ErrCodeResourceNotFoundException) {
+		log.Printf("[WARN] AppIntegrations Event Integration (%s) not found, removing from state", d.Id())
+		d.SetId("")
+		return nil
+	}
+
+	if err != nil {
+		return diag.FromErr(fmt.Errorf("error getting AppIntegrations Event Integration (%s): %w", d.Id(), err))
+	}
+
+	if resp == nil {
+		return diag.FromErr(fmt.Errorf("error getting AppIntegrations Event Integration (%s): empty response", d.Id()))
+	}
+
+	d.Set("arn", resp.EventIntegrationArn)
+	d.Set("description", resp.Description)
+	d.Set("eventbridge_bus", resp.EventBridgeBus)
+	d.Set("name", resp.Name)
+
+	if err := d.Set("event_filter", flattenEventFilter(resp.EventFilter)); err != nil {
+		return diag.FromErr(fmt.Errorf("error setting event_filter: %w", err))
+	}
+
+	tags := KeyValueTags(resp.Tags).IgnoreAWS().IgnoreConfig(ignoreTagsConfig)
+
+	//lintignore:AWSR002
+	if err := d.Set("tags", tags.RemoveDefaultConfig(defaultTagsConfig).Map()); err != nil {
+		return diag.FromErr(fmt.Errorf("error setting tags: %w", err))
+	}
+
+	if err := d.Set("tags_all", tags.Map()); err != nil {
+		return diag.FromErr(fmt.Errorf("error setting tags_all: %w", err))
+	}
+
+	return nil
+}
+
+func resourceEventIntegrationUpdate(ctx context.Context, d *schema.ResourceData, meta interface{}) diag.Diagnostics {
+	conn := meta.(*conns.AWSClient).AppIntegrationsConn
+
+	name := d.Id()
+
+	if d.HasChange("description") {
+		_, err := conn.UpdateEventIntegrationWithContext(ctx, &appintegrationsservice.UpdateEventIntegrationInput{
+			Name:        aws.String(name),
+			Description: aws.String(d.Get("description").(string)),
+		})
+
+		if err != nil {
+			return diag.FromErr(fmt.Errorf("[ERROR] Error updating EventIntegration (%s): %w", d.Id(), err))
+		}
+	}
+
+	if d.HasChange("tags_all") {
+		o, n := d.GetChange("tags_all")
+		if err := UpdateTags(conn, d.Get("arn").(string), o, n); err != nil {
+			return diag.FromErr(fmt.Errorf("error updating tags: %w", err))
+		}
+	}
+
+	return resourceEventIntegrationRead(ctx, d, meta)
+}
+
+func resourceEventIntegrationDelete(ctx context.Context, d *schema.ResourceData, meta interface{}) diag.Diagnostics {
+	conn := meta.(*conns.AWSClient).AppIntegrationsConn
+
+	name := d.Id()
+
+	_, err := conn.DeleteEventIntegrationWithContext(ctx, &appintegrationsservice.DeleteEventIntegrationInput{
+		Name: aws.String(name),
+	})
+
+	if err != nil {
+		return diag.FromErr(fmt.Errorf("error deleting EventIntegration (%s): %w", d.Id(), err))
+	}
+
+	return nil
+}
+
+func expandEventFilter(eventFilter []interface{}) *appintegrationsservice.EventFilter {
+	if len(eventFilter) == 0 || eventFilter[0] == nil {
+		return nil
+	}
+
+	tfMap, ok := eventFilter[0].(map[string]interface{})
+	if !ok {
+		return nil
+	}
+
+	result := &appintegrationsservice.EventFilter{
+		Source: aws.String(tfMap["source"].(string)),
+	}
+
+	return result
+}
+
+func flattenEventFilter(eventFilter *appintegrationsservice.EventFilter) []interface{} {
+	if eventFilter == nil {
+		return []interface{}{}
+	}
+
+	values := map[string]interface{}{
+		"source": aws.StringValue(eventFilter.Source),
+	}
+
+	return []interface{}{values}
+}
diff --git a/internal/service/appintegrations/event_integration_test.go b/internal/service/appintegrations/event_integration_test.go
new file mode 100644
index 00000000000..d3231f57b25
--- /dev/null
+++ b/internal/service/appintegrations/event_integration_test.go
@@ -0,0 +1,291 @@
+package appintegrations_test
+
+import (
+	"fmt"
+	"os"
+	"testing"
+
+	"github.com/aws/aws-sdk-go/aws"
+	"github.com/aws/aws-sdk-go/service/appintegrationsservice"
+	sdkacctest "github.com/hashicorp/terraform-plugin-sdk/v2/helper/acctest"
+	"github.com/hashicorp/terraform-plugin-sdk/v2/helper/resource"
+	"github.com/hashicorp/terraform-plugin-sdk/v2/terraform"
+	"github.com/hashicorp/terraform-provider-aws/internal/acctest"
+	"github.com/hashicorp/terraform-provider-aws/internal/conns"
+	tfappintegrations "github.com/hashicorp/terraform-provider-aws/internal/service/appintegrations"
+)
+
+func TestAccEventIntegration_basic(t *testing.T) {
+	var eventIntegration appintegrationsservice.GetEventIntegrationOutput
+
+	rName := sdkacctest.RandomWithPrefix("resource-test-terraform")
+	originalDescription := "original description"
+	updatedDescription := "updated description"
+	resourceName := "aws_appintegrations_event_integration.test"
+
+	key := "EVENT_BRIDGE_PARTNER_EVENT_SOURCE_NAME"
+	var sourceName string
+	sourceName = os.Getenv(key)
+	if sourceName == "" {
+		sourceName = "aws.partner/examplepartner.com"
+	}
+
+	resource.ParallelTest(t, resource.TestCase{
+		PreCheck: func() {
+			acctest.PreCheck(t)
+			acctest.PreCheckPartitionHasService(appintegrationsservice.EndpointsID, t)
+		},
+		ErrorCheck:   acctest.ErrorCheck(t, appintegrationsservice.EndpointsID),
+		Providers:    acctest.Providers,
+		CheckDestroy: testAccCheckEventIntegrationDestroy,
+		Steps: []resource.TestStep{
+			{
+				Config: testAccEventIntegrationConfig_basic(rName, originalDescription, sourceName),
+				Check: resource.ComposeTestCheckFunc(
+					testAccCheckEventIntegrationExists(resourceName, &eventIntegration),
+					resource.TestCheckResourceAttrSet(resourceName, "arn"),
+					resource.TestCheckResourceAttr(resourceName, "description", originalDescription),
+					resource.TestCheckResourceAttr(resourceName, "eventbridge_bus", "default"),
+					resource.TestCheckResourceAttr(resourceName, "event_filter.#", "1"),
+					resource.TestCheckResourceAttr(resourceName, "event_filter.0.source", sourceName),
+					resource.TestCheckResourceAttr(resourceName, "tags.%", "1"),
+					resource.TestCheckResourceAttr(resourceName, "tags.Name", "Test Event Integration"),
+				),
+			},
+			{
+				ResourceName:      resourceName,
+				ImportState:       true,
+				ImportStateVerify: true,
+			},
+			{
+				Config: testAccEventIntegrationConfig_basic(rName, updatedDescription, sourceName),
+				Check: resource.ComposeTestCheckFunc(
+					testAccCheckEventIntegrationExists(resourceName, &eventIntegration),
+					resource.TestCheckResourceAttrSet(resourceName, "arn"),
+					resource.TestCheckResourceAttr(resourceName, "description", updatedDescription),
+					resource.TestCheckResourceAttr(resourceName, "eventbridge_bus", "default"),
+					resource.TestCheckResourceAttr(resourceName, "event_filter.#", "1"),
+					resource.TestCheckResourceAttr(resourceName, "event_filter.0.source", sourceName),
+					resource.TestCheckResourceAttr(resourceName, "tags.%", "1"),
+					resource.TestCheckResourceAttr(resourceName, "tags.Name", "Test Event Integration"),
+				),
+			},
+		},
+	})
+}
+
+func TestAccEventIntegration_updateTags(t *testing.T) {
+	var eventIntegration appintegrationsservice.GetEventIntegrationOutput
+
+	rName := sdkacctest.RandomWithPrefix("resource-test-terraform")
+	description := "example description"
+	resourceName := "aws_appintegrations_event_integration.test"
+
+	key := "EVENT_BRIDGE_PARTNER_EVENT_SOURCE_NAME"
+	var sourceName string
+	sourceName = os.Getenv(key)
+	if sourceName == "" {
+		sourceName = "aws.partner/examplepartner.com"
+	}
+
+	resource.ParallelTest(t, resource.TestCase{
+		PreCheck: func() {
+			acctest.PreCheck(t)
+			acctest.PreCheckPartitionHasService(appintegrationsservice.EndpointsID, t)
+		}, ErrorCheck: acctest.ErrorCheck(t, appintegrationsservice.EndpointsID),
+		Providers:    acctest.Providers,
+		CheckDestroy: testAccCheckEventIntegrationDestroy,
+		Steps: []resource.TestStep{
+			{
+				Config: testAccEventIntegrationConfig_basic(rName, description, sourceName),
+				Check: resource.ComposeTestCheckFunc(
+					testAccCheckEventIntegrationExists(resourceName, &eventIntegration),
+					resource.TestCheckResourceAttrSet(resourceName, "arn"),
+					resource.TestCheckResourceAttr(resourceName, "description", description),
+					resource.TestCheckResourceAttr(resourceName, "eventbridge_bus", "default"),
+					resource.TestCheckResourceAttr(resourceName, "event_filter.#", "1"),
+					resource.TestCheckResourceAttr(resourceName, "event_filter.0.source", sourceName),
+					resource.TestCheckResourceAttr(resourceName, "tags.%", "1"),
+					resource.TestCheckResourceAttr(resourceName, "tags.Name", "Test Event Integration"),
+				),
+			},
+			{
+				ResourceName:      resourceName,
+				ImportState:       true,
+				ImportStateVerify: true,
+			},
+			{
+				Config: testAccEventIntegrationConfig_tags(rName, description, sourceName),
+				Check: resource.ComposeTestCheckFunc(
+					testAccCheckEventIntegrationExists(resourceName, &eventIntegration),
+					resource.TestCheckResourceAttrSet(resourceName, "arn"),
+					resource.TestCheckResourceAttr(resourceName, "description", description),
+					resource.TestCheckResourceAttr(resourceName, "eventbridge_bus", "default"),
+					resource.TestCheckResourceAttr(resourceName, "event_filter.#", "1"),
+					resource.TestCheckResourceAttr(resourceName, "event_filter.0.source", sourceName),
+					resource.TestCheckResourceAttr(resourceName, "tags.%", "2"),
+					resource.TestCheckResourceAttr(resourceName, "tags.Name", "Test Event Integration"),
+					resource.TestCheckResourceAttr(resourceName, "tags.Key2", "Value2a"),
+				),
+			},
+			{
+				ResourceName:      resourceName,
+				ImportState:       true,
+				ImportStateVerify: true,
+			},
+			{
+				Config: testAccEventIntegrationConfig_tagsUpdated(rName, description, sourceName),
+				Check: resource.ComposeTestCheckFunc(
+					testAccCheckEventIntegrationExists(resourceName, &eventIntegration),
+					resource.TestCheckResourceAttrSet(resourceName, "arn"),
+					resource.TestCheckResourceAttr(resourceName, "description", description),
+					resource.TestCheckResourceAttr(resourceName, "eventbridge_bus", "default"),
+					resource.TestCheckResourceAttr(resourceName, "event_filter.#", "1"),
+					resource.TestCheckResourceAttr(resourceName, "event_filter.0.source", sourceName),
+					resource.TestCheckResourceAttr(resourceName, "tags.%", "3"),
+					resource.TestCheckResourceAttr(resourceName, "tags.Name", "Test Event Integration"),
+					resource.TestCheckResourceAttr(resourceName, "tags.Key2", "Value2b"),
+					resource.TestCheckResourceAttr(resourceName, "tags.Key3", "Value3"),
+				),
+			},
+		},
+	})
+}
+
+func TestAccEventIntegration_disappears(t *testing.T) {
+	var eventIntegration appintegrationsservice.GetEventIntegrationOutput
+
+	rName := sdkacctest.RandomWithPrefix("resource-test-terraform")
+	description := "disappears"
+	resourceName := "aws_appintegrations_event_integration.test"
+
+	key := "EVENT_BRIDGE_PARTNER_EVENT_SOURCE_NAME"
+	var sourceName string
+	sourceName = os.Getenv(key)
+	if sourceName == "" {
+		sourceName = "aws.partner/examplepartner.com"
+	}
+
+	resource.ParallelTest(t, resource.TestCase{
+		PreCheck: func() {
+			acctest.PreCheck(t)
+			acctest.PreCheckPartitionHasService(appintegrationsservice.EndpointsID, t)
+		}, ErrorCheck: acctest.ErrorCheck(t, appintegrationsservice.EndpointsID),
+		Providers:    acctest.Providers,
+		CheckDestroy: testAccCheckEventIntegrationDestroy,
+		Steps: []resource.TestStep{
+			{
+				Config: testAccEventIntegrationConfig_basic(rName, description, sourceName),
+				Check: resource.ComposeTestCheckFunc(
+					testAccCheckEventIntegrationExists(resourceName, &eventIntegration),
+					acctest.CheckResourceDisappears(acctest.Provider, tfappintegrations.ResourceEventIntegration(), resourceName),
+				),
+				ExpectNonEmptyPlan: true,
+			},
+		},
+	})
+}
+
+func testAccCheckEventIntegrationDestroy(s *terraform.State) error {
+	conn := acctest.Provider.Meta().(*conns.AWSClient).AppIntegrationsConn
+	for _, rs := range s.RootModule().Resources {
+		if rs.Type != "aws_appintegrations_event_integration" {
+			continue
+		}
+
+		input := &appintegrationsservice.GetEventIntegrationInput{
+			Name: aws.String(rs.Primary.ID),
+		}
+
+		resp, err := conn.GetEventIntegration(input)
+
+		if err == nil {
+			if aws.StringValue(resp.Name) == rs.Primary.ID {
+				return fmt.Errorf("Event Integration '%s' was not deleted properly", rs.Primary.ID)
+			}
+		}
+	}
+
+	return nil
+}
+
+func testAccCheckEventIntegrationExists(name string, eventIntegration *appintegrationsservice.GetEventIntegrationOutput) resource.TestCheckFunc {
+	return func(s *terraform.State) error {
+		rs, ok := s.RootModule().Resources[name]
+
+		if !ok {
+			return fmt.Errorf("Not found: %s", name)
+		}
+
+		conn := acctest.Provider.Meta().(*conns.AWSClient).AppIntegrationsConn
+		input := &appintegrationsservice.GetEventIntegrationInput{
+			Name: aws.String(rs.Primary.ID),
+		}
+		resp, err := conn.GetEventIntegration(input)
+
+		if err != nil {
+			return err
+		}
+
+		*eventIntegration = *resp
+
+		return nil
+	}
+}
+
+func testAccEventIntegrationConfig_basic(rName, label, sourceName string) string {
+	return fmt.Sprintf(`
+resource "aws_appintegrations_event_integration" "test" {
+  name            = %[1]q
+  description     = %[2]q
+  eventbridge_bus = "default"
+
+  event_filter {
+    source = %[3]q
+  }
+
+  tags = {
+    "Name" = "Test Event Integration"
+  }
+}
+`, rName, label, sourceName)
+}
+
+func testAccEventIntegrationConfig_tags(rName, label, sourceName string) string {
+	return fmt.Sprintf(`
+resource "aws_appintegrations_event_integration" "test" {
+  name            = %[1]q
+  description     = %[2]q
+  eventbridge_bus = "default"
+
+  event_filter {
+    source = %[3]q
+  }
+
+  tags = {
+    "Name" = "Test Event Integration"
+    "Key2" = "Value2a"
+  }
+}
+`, rName, label, sourceName)
+}
+
+func testAccEventIntegrationConfig_tagsUpdated(rName, label, sourceName string) string {
+	return fmt.Sprintf(`
+resource "aws_appintegrations_event_integration" "test" {
+  name            = %[1]q
+  description     = %[2]q
+  eventbridge_bus = "default"
+
+  event_filter {
+    source = %[3]q
+  }
+
+  tags = {
+    "Name" = "Test Event Integration"
+    "Key2" = "Value2b"
+    "Key3" = "Value3"
+  }
+}
+`, rName, label, sourceName)
+}
diff --git a/internal/service/appintegrations/generate.go b/internal/service/appintegrations/generate.go
new file mode 100644
index 00000000000..9950430a4bb
--- /dev/null
+++ b/internal/service/appintegrations/generate.go
@@ -0,0 +1,4 @@
+//go:generate go run ../../generate/tags/main.go -ServiceTagsMap -UpdateTags
+// ONLY generate directives and package declaration! Do not add anything else to this file.
+
+package appintegrations
diff --git a/internal/service/appintegrations/tags_gen.go b/internal/service/appintegrations/tags_gen.go
new file mode 100644
index 00000000000..8ffc2baafe2
--- /dev/null
+++ b/internal/service/appintegrations/tags_gen.go
@@ -0,0 +1,58 @@
+// Code generated by internal/generate/tags/main.go; DO NOT EDIT.
+package appintegrations
+
+import (
+	"fmt"
+
+	"github.com/aws/aws-sdk-go/aws"
+	"github.com/aws/aws-sdk-go/service/appintegrationsservice"
+	tftags "github.com/hashicorp/terraform-provider-aws/internal/tags"
+)
+
+// map[string]*string handling
+
+// Tags returns appintegrations service tags.
+func Tags(tags tftags.KeyValueTags) map[string]*string {
+	return aws.StringMap(tags.Map())
+}
+
+// KeyValueTags creates KeyValueTags from appintegrations service tags.
+func KeyValueTags(tags map[string]*string) tftags.KeyValueTags {
+	return tftags.New(tags)
+}
+
+// UpdateTags updates appintegrations service tags.
+// The identifier is typically the Amazon Resource Name (ARN), although
+// it may also be a different identifier depending on the service.
+func UpdateTags(conn *appintegrationsservice.AppIntegrationsService, identifier string, oldTagsMap interface{}, newTagsMap interface{}) error {
+	oldTags := tftags.New(oldTagsMap)
+	newTags := tftags.New(newTagsMap)
+
+	if removedTags := oldTags.Removed(newTags); len(removedTags) > 0 {
+		input := &appintegrationsservice.UntagResourceInput{
+			ResourceArn: aws.String(identifier),
+			TagKeys:     aws.StringSlice(removedTags.IgnoreAWS().Keys()),
+		}
+
+		_, err := conn.UntagResource(input)
+
+		if err != nil {
+			return fmt.Errorf("error untagging resource (%s): %w", identifier, err)
+		}
+	}
+
+	if updatedTags := oldTags.Updated(newTags); len(updatedTags) > 0 {
+		input := &appintegrationsservice.TagResourceInput{
+			ResourceArn: aws.String(identifier),
+			Tags:        Tags(updatedTags.IgnoreAWS()),
+		}
+
+		_, err := conn.TagResource(input)
+
+		if err != nil {
+			return fmt.Errorf("error tagging resource (%s): %w", identifier, err)
+		}
+	}
+
+	return nil
+}
diff --git a/website/docs/r/appintegrations_event_integration.html.markdown b/website/docs/r/appintegrations_event_integration.html.markdown
new file mode 100644
index 00000000000..bcf949ab4e0
--- /dev/null
+++ b/website/docs/r/appintegrations_event_integration.html.markdown
@@ -0,0 +1,59 @@
+---
+subcategory: "AppIntegrations"
+layout: "aws"
+page_title: "AWS: aws_appintegrations_event_integration"
+description: |-
+  Provides details about a specific Amazon AppIntegrations Event Integration
+---
+
+# Resource: aws_appintegrations_event_integration
+
+Provides an Amazon AppIntegrations Event Integration resource.
+
+## Example Usage
+
+```terraform
+resource "aws_appintegrations_event_integration" "example" {
+  name            = "example-name"
+  description     = "Example Description"
+  eventbridge_bus = "default"
+
+  event_filter {
+    source = "aws.partner/examplepartner.com"
+  }
+
+  tags = {
+    "Name" = "Example Event Integration"
+  }
+}
+```
+
+## Argument Reference
+
+The following arguments are supported:
+
+* `description` - (Optional) Specifies the description of the Event Integration.
+* `eventbridge_bus` - (Required) Specifies the EventBridge bus.
+* `event_filter` - (Required) A block that defines the configuration information for the event filter. The Event Filter block is documented below.
+* `name` - (Required) Specifies the name of the Event Integration.
+* `tags` - (Optional) Tags to apply to the Event Integration. If configured with a provider [`default_tags` configuration block](/docs/providers/aws/index.html#default_tags-configuration-block) present, tags with matching keys will overwrite those defined at the provider-level.
+
+A `event_filter` block supports the following arguments:
+
+* `source` - (Required) The source of the events.
+
+## Attributes Reference
+
+In addition to all arguments above, the following attributes are exported:
+
+* `arn` - The Amazon Resource Name (ARN) of the Event Integration.
+* `id` - The identifier of the Event Integration which is the name of the Event Integration.
+* `tags_all` - A map of tags assigned to the resource, including those inherited from the provider [`default_tags` configuration block](/docs/providers/aws/index.html#default_tags-configuration-block).
+
+## Import
+
+Amazon AppIntegrations Event Integrations can be imported using the `name` e.g.,
+
+```
+$ terraform import aws_appintegrations_event_integration.example example-name
+```