diff --git a/moto/ec2/models/elastic_block_store.py b/moto/ec2/models/elastic_block_store.py
index 44833edf1..33148d4bd 100644
--- a/moto/ec2/models/elastic_block_store.py
+++ b/moto/ec2/models/elastic_block_store.py
@@ -19,6 +19,10 @@ from ..utils import (
     utc_date_and_time,
 )
 
+IOPS_REQUIRED_VOLUME_TYPES = ["io1", "io2"]
+IOPS_SUPPORTED_VOLUME_TYPES = ["gp3", "io1", "io2"]
+GP3_DEFAULT_IOPS = 3000
+
 
 class VolumeModification(object):
     def __init__(self, volume, target_size=None, target_volume_type=None):
@@ -97,6 +101,7 @@ class Volume(TaggedEC2Resource, CloudFormationModel):
         encrypted=False,
         kms_key_id=None,
         volume_type=None,
+        iops=None,
     ):
         self.id = volume_id
         self.volume_type = volume_type or "gp2"
@@ -109,6 +114,7 @@ class Volume(TaggedEC2Resource, CloudFormationModel):
         self.encrypted = encrypted
         self.kms_key_id = kms_key_id
         self.modifications = []
+        self.iops = iops
 
     def modify(self, target_size=None, target_volume_type=None):
         modification = VolumeModification(
@@ -240,11 +246,19 @@ class EBSBackend:
         encrypted=False,
         kms_key_id=None,
         volume_type=None,
+        iops=None,
     ):
         if kms_key_id and not encrypted:
             raise InvalidParameterDependency("KmsKeyId", "Encrypted")
         if encrypted and not kms_key_id:
             kms_key_id = self._get_default_encryption_key()
+        if volume_type in IOPS_REQUIRED_VOLUME_TYPES and not iops:
+            raise InvalidParameterDependency("VolumeType", "Iops")
+        elif volume_type == "gp3" and not iops:
+            iops = GP3_DEFAULT_IOPS
+        elif volume_type not in IOPS_SUPPORTED_VOLUME_TYPES and iops:
+            raise InvalidParameterDependency("VolumeType", "Iops")
+
         volume_id = random_volume_id()
         zone = self.get_zone_by_name(zone_name)
         if snapshot_id:
@@ -262,6 +276,7 @@ class EBSBackend:
             encrypted=encrypted,
             kms_key_id=kms_key_id,
             volume_type=volume_type,
+            iops=iops,
         )
         self.volumes[volume_id] = volume
         return volume
diff --git a/moto/ec2/models/instances.py b/moto/ec2/models/instances.py
index f4be1beed..6094773fd 100644
--- a/moto/ec2/models/instances.py
+++ b/moto/ec2/models/instances.py
@@ -199,6 +199,7 @@ class Instance(TaggedEC2Resource, BotoInstance, CloudFormationModel):
         delete_on_termination=False,
         kms_key_id=None,
         volume_type=None,
+        iops=None,
     ):
         volume = self.ec2_backend.create_volume(
             size=size,
@@ -207,6 +208,7 @@ class Instance(TaggedEC2Resource, BotoInstance, CloudFormationModel):
             encrypted=encrypted,
             kms_key_id=kms_key_id,
             volume_type=volume_type,
+            iops=iops,
         )
         self.ec2_backend.attach_volume(
             volume.id, self.id, device_path, delete_on_termination
diff --git a/moto/ec2/responses/elastic_block_store.py b/moto/ec2/responses/elastic_block_store.py
index d99b8eed0..71729f143 100644
--- a/moto/ec2/responses/elastic_block_store.py
+++ b/moto/ec2/responses/elastic_block_store.py
@@ -61,6 +61,7 @@ class ElasticBlockStore(EC2BaseResponse):
         volume_tags = tags.get("volume", {})
         encrypted = self._get_bool_param("Encrypted", if_none=False)
         kms_key_id = self._get_param("KmsKeyId")
+        iops = self._get_param("Iops")
         if self.is_not_dryrun("CreateVolume"):
             volume = self.ec2_backend.create_volume(
                 size=size,
@@ -69,6 +70,7 @@ class ElasticBlockStore(EC2BaseResponse):
                 encrypted=encrypted,
                 kms_key_id=kms_key_id,
                 volume_type=volume_type,
+                iops=iops,
             )
             volume.add_tags(volume_tags)
             template = self.response_template(CREATE_VOLUME_RESPONSE)
@@ -209,7 +211,7 @@ CREATE_VOLUME_RESPONSE = """<CreateVolumeResponse xmlns="http://ec2.amazonaws.co
   {% endif %}
   <availabilityZone>{{ volume.zone.name }}</availabilityZone>
   <status>creating</status>
-  <createTime>{{ volume.create_time}}</createTime>
+  <createTime>{{ volume.create_time }}</createTime>
   {% if volume.get_tags() %}
     <tagSet>
       {% for tag in volume.get_tags() %}
@@ -223,6 +225,9 @@ CREATE_VOLUME_RESPONSE = """<CreateVolumeResponse xmlns="http://ec2.amazonaws.co
     </tagSet>
   {% endif %}
   <volumeType>{{ volume.volume_type }}</volumeType>
+  {% if volume.iops %}
+    <iops>{{ volume.iops }}</iops>
+  {% endif %}
 </CreateVolumeResponse>"""
 
 DESCRIBE_VOLUMES_RESPONSE = """<DescribeVolumesResponse xmlns="http://ec2.amazonaws.com/doc/2013-10-15/">
@@ -243,7 +248,7 @@ DESCRIBE_VOLUMES_RESPONSE = """<DescribeVolumesResponse xmlns="http://ec2.amazon
              {% endif %}
              <availabilityZone>{{ volume.zone.name }}</availabilityZone>
              <status>{{ volume.status }}</status>
-             <createTime>{{ volume.create_time}}</createTime>
+             <createTime>{{ volume.create_time }}</createTime>
              <attachmentSet>
                 {% if volume.attachment %}
                     <item>
@@ -269,6 +274,9 @@ DESCRIBE_VOLUMES_RESPONSE = """<DescribeVolumesResponse xmlns="http://ec2.amazon
                </tagSet>
              {% endif %}
              <volumeType>{{ volume.volume_type }}</volumeType>
+             {% if volume.iops %}
+               <iops>{{ volume.iops }}</iops>
+             {% endif %}
           </item>
       {% endfor %}
    </volumeSet>
diff --git a/tests/test_ec2/test_elastic_block_store.py b/tests/test_ec2/test_elastic_block_store.py
index d17dbc999..5d872be59 100644
--- a/tests/test_ec2/test_elastic_block_store.py
+++ b/tests/test_ec2/test_elastic_block_store.py
@@ -5,6 +5,7 @@ import sure  # noqa # pylint: disable=unused-import
 from botocore.exceptions import ClientError
 from moto import mock_ec2
 from moto.core import DEFAULT_ACCOUNT_ID as OWNER_ID
+from moto.ec2.models.elastic_block_store import IOPS_REQUIRED_VOLUME_TYPES
 from moto.kms import mock_kms
 from tests import EXAMPLE_AMI_ID
 from uuid import uuid4
@@ -925,7 +926,7 @@ def test_kms_key_id_property_hidden_when_volume_not_encrypted():
 @mock_ec2
 def test_create_volume_with_standard_type():
     ec2 = boto3.client("ec2", region_name="us-east-1")
-    volume = ec2.create_volume(AvailabilityZone="us-east-1a", Size=100, Iops=1000)
+    volume = ec2.create_volume(AvailabilityZone="us-east-1a", Size=100)
     volume["VolumeType"].should.equal("gp2")
 
     volume = ec2.describe_volumes(VolumeIds=[volume["VolumeId"]])["Volumes"][0]
@@ -936,9 +937,14 @@ def test_create_volume_with_standard_type():
 @mock_ec2
 def test_create_volume_with_non_standard_type(volume_type):
     ec2 = boto3.client("ec2", region_name="us-east-1")
-    volume = ec2.create_volume(
-        AvailabilityZone="us-east-1a", Size=100, Iops=1000, VolumeType=volume_type
-    )
+    if volume_type in IOPS_REQUIRED_VOLUME_TYPES:
+        volume = ec2.create_volume(
+            AvailabilityZone="us-east-1a", Size=100, Iops=3000, VolumeType=volume_type
+        )
+    else:
+        volume = ec2.create_volume(
+            AvailabilityZone="us-east-1a", Size=100, VolumeType=volume_type
+        )
     volume["VolumeType"].should.equal(volume_type)
 
     volume = ec2.describe_volumes(VolumeIds=[volume["VolumeId"]])["Volumes"][0]
@@ -1083,3 +1089,15 @@ def test_create_snapshots_multiple_volumes_without_boot():
 
     snapshot2 = next(s for s in snapshots if s["VolumeId"] == volume2.volume_id)
     snapshot2.should.have.key("VolumeSize").equals(100)
+
+
+@mock_ec2
+def test_create_volume_with_iops():
+    ec2 = boto3.client("ec2", region_name="us-east-1")
+    volume = ec2.create_volume(
+        AvailabilityZone="us-east-1a", Size=10, VolumeType="gp3", Iops=4000
+    )
+    volume["Iops"].should.equal(4000)
+
+    volume = ec2.describe_volumes(VolumeIds=[volume["VolumeId"]])["Volumes"][0]
+    volume["Iops"].should.equal(4000)