diff --git a/carddav/carddav_test.go b/carddav/carddav_test.go
index 5aed00b..b4914c3 100644
--- a/carddav/carddav_test.go
+++ b/carddav/carddav_test.go
@@ -68,6 +68,14 @@ func (b *testBackend) GetAddressBook(ctx context.Context, path string) (*Address
 	return nil, webdav.NewHTTPError(404, fmt.Errorf("Not found"))
 }
 
+func (*testBackend) CreateAddressBook(ctx context.Context, ab AddressBook) error {
+	panic("TODO: implement")
+}
+
+func (*testBackend) DeleteAddressBook(ctx context.Context, path string) error {
+	panic("TODO: implement")
+}
+
 func (*testBackend) GetAddressObject(ctx context.Context, path string, req *AddressDataRequest) (*AddressObject, error) {
 	if path == alicePath {
 		card, err := vcard.NewDecoder(strings.NewReader(aliceData)).Decode()
diff --git a/carddav/elements.go b/carddav/elements.go
index 8b18714..6781d30 100644
--- a/carddav/elements.go
+++ b/carddav/elements.go
@@ -211,3 +211,11 @@ func (r *reportReq) UnmarshalXML(d *xml.Decoder, start xml.StartElement) error {
 
 	return d.DecodeElement(v, &start)
 }
+
+type mkcolReq struct {
+	XMLName      xml.Name               `xml:"DAV: mkcol"`
+	ResourceType internal.ResourceType  `xml:"set>prop>resourcetype"`
+	DisplayName  string                 `xml:"set>prop>displayname"`
+	Description  addressbookDescription `xml:"set>prop>addressbook-description"`
+	// TODO this could theoretically contain all addressbook properties?
+}
diff --git a/carddav/server.go b/carddav/server.go
index 8dc0d30..52e3523 100644
--- a/carddav/server.go
+++ b/carddav/server.go
@@ -5,6 +5,7 @@ import (
 	"context"
 	"encoding/xml"
 	"fmt"
+	"io"
 	"mime"
 	"net/http"
 	"path"
@@ -30,6 +31,8 @@ type Backend interface {
 	AddressBookHomeSetPath(ctx context.Context) (string, error)
 	ListAddressBooks(ctx context.Context) ([]AddressBook, error)
 	GetAddressBook(ctx context.Context, path string) (*AddressBook, error)
+	CreateAddressBook(ctx context.Context, addressBook AddressBook) error
+	DeleteAddressBook(ctx context.Context, path string) error
 	GetAddressObject(ctx context.Context, path string, req *AddressDataRequest) (*AddressObject, error)
 	ListAddressObjects(ctx context.Context, path string, req *AddressDataRequest) ([]AddressObject, error)
 	QueryAddressObjects(ctx context.Context, path string, query *AddressBookQuery) ([]AddressObject, error)
@@ -682,11 +685,44 @@ func (b *backend) Put(r *http.Request) (*internal.Href, error) {
 }
 
 func (b *backend) Delete(r *http.Request) error {
-	return b.Backend.DeleteAddressObject(r.Context(), r.URL.Path)
+	switch b.resourceTypeAtPath(r.URL.Path) {
+	case resourceTypeAddressBook:
+		return b.Backend.DeleteAddressBook(r.Context(), r.URL.Path)
+	case resourceTypeAddressObject:
+		return b.Backend.DeleteAddressObject(r.Context(), r.URL.Path)
+	}
+	return internal.HTTPErrorf(http.StatusForbidden, "carddav: cannot delete resource at given location")
 }
 
 func (b *backend) Mkcol(r *http.Request) error {
-	return internal.HTTPErrorf(http.StatusForbidden, "carddav: address book creation unsupported")
+	if b.resourceTypeAtPath(r.URL.Path) != resourceTypeAddressBook {
+		return internal.HTTPErrorf(http.StatusForbidden, "carddav: address book creation not allowed at given location")
+	}
+
+	ab := AddressBook{
+		Path: r.URL.Path,
+	}
+
+	// Check if a request body was sent
+	_, err := r.Body.Read(nil)
+	if err != nil && err != io.EOF {
+		return err
+	}
+	if err == nil {
+		// Not EOF, body is present
+		var m mkcolReq
+		if err := internal.DecodeXMLRequest(r, &m); err != nil {
+			return internal.HTTPErrorf(http.StatusBadRequest, "carddav: error parsing mkcol request: %s", err.Error())
+		}
+
+		if !m.ResourceType.Is(internal.CollectionName) || !m.ResourceType.Is(addressBookName) {
+			return internal.HTTPErrorf(http.StatusBadRequest, "carddav: unexpected resource type")
+		}
+		ab.Name = m.DisplayName
+		ab.Description = m.Description.Description
+		// TODO ...
+	}
+	return b.Backend.CreateAddressBook(r.Context(), ab)
 }
 
 func (b *backend) Copy(r *http.Request, dest *internal.Href, recursive, overwrite bool) (created bool, err error) {