diff --git a/openstack/errors.go b/openstack/errors.go
new file mode 100644
index 0000000..8467200
--- /dev/null
+++ b/openstack/errors.go
@@ -0,0 +1,71 @@
+package openstack
+
+import (
+	"fmt"
+
+	"github.com/gophercloud/gophercloud"
+	tokens2 "github.com/gophercloud/gophercloud/openstack/identity/v2/tokens"
+	tokens3 "github.com/gophercloud/gophercloud/openstack/identity/v3/tokens"
+)
+
+// ErrEndpointNotFound is the error when no suitable endpoint can be found
+// in the user's catalog
+type ErrEndpointNotFound struct{ *gophercloud.BaseError }
+
+func (e ErrEndpointNotFound) Error() string {
+	return "No suitable endpoint could be found in the service catalog."
+}
+
+// ErrInvalidAvailabilityProvided is the error when an invalid endpoint
+// availability is provided
+type ErrInvalidAvailabilityProvided struct{ *gophercloud.ErrInvalidInput }
+
+func (e ErrInvalidAvailabilityProvided) Error() string {
+	return "Unexpected availability in endpoint query"
+}
+
+// ErrMultipleMatchingEndpointsV2 is the error when more than one endpoint
+// for the given options is found in the v2 catalog
+type ErrMultipleMatchingEndpointsV2 struct {
+	*gophercloud.BaseError
+	Endpoints []tokens2.Endpoint
+}
+
+func (e *ErrMultipleMatchingEndpointsV2) Error() string {
+	return fmt.Sprintf("Discovered %d matching endpoints: %#v", len(e.Endpoints), e.Endpoints)
+}
+
+// ErrMultipleMatchingEndpointsV3 is the error when more than one endpoint
+// for the given options is found in the v3 catalog
+type ErrMultipleMatchingEndpointsV3 struct {
+	*gophercloud.BaseError
+	Endpoints []tokens3.Endpoint
+}
+
+func (e *ErrMultipleMatchingEndpointsV3) Error() string {
+	return fmt.Sprintf("Discovered %d matching endpoints: %#v", len(e.Endpoints), e.Endpoints)
+}
+
+// ErrNoAuthURL is the error when the OS_AUTH_URL environment variable is not
+// found
+type ErrNoAuthURL struct{ *gophercloud.ErrInvalidInput }
+
+func (e *ErrNoAuthURL) Error() string {
+	return "Environment variable OS_AUTH_URL needs to be set."
+}
+
+// ErrNoUsername is the error when the OS_USERNAME environment variable is not
+// found
+type ErrNoUsername struct{ *gophercloud.ErrInvalidInput }
+
+func (e *ErrNoUsername) Error() string {
+	return "Environment variable OS_USERNAME needs to be set."
+}
+
+// ErrNoPassword is the error when the OS_PASSWORD environment variable is not
+// found
+type ErrNoPassword struct{ *gophercloud.ErrInvalidInput }
+
+func (e *ErrNoPassword) Error() string {
+	return "Environment variable OS_PASSWORD needs to be set."
+}