diff --git a/go.mod b/go.mod
index 8214c64..e1f2bd3 100644
--- a/go.mod
+++ b/go.mod
@@ -8,11 +8,13 @@ require (
 	github.com/go-stack/stack v1.8.0 // indirect
 	github.com/golang/protobuf v1.5.2 // indirect
 	github.com/inconshreveable/log15 v0.0.0-20201112154412-8562bdadbbac // indirect
+	github.com/kevinburke/bump_version v0.0.0-20210302192000-902db8f7bcaa // indirect
 	github.com/kevinburke/differ v0.0.0-20210601202324-818729efca6c // indirect
 	github.com/kevinburke/go-types v0.0.0-20201208005256-aee49f568a20
 	github.com/kevinburke/go.uuid v1.2.0 // indirect
 	github.com/kevinburke/handlers v0.0.0-20210518180840-51ec5c83f704
 	github.com/kevinburke/rest v0.0.0-20210506044642-5611499aa33c
+	github.com/kevinburke/write_mailmap v0.0.0-20180427174204-754cdd25e871 // indirect
 	github.com/matryer/is v1.4.0
 	github.com/mattn/go-colorable v0.1.8 // indirect
 	github.com/mattn/go-isatty v0.0.13 // indirect
diff --git a/go.sum b/go.sum
index ca733e4..988c62c 100644
--- a/go.sum
+++ b/go.sum
@@ -13,6 +13,8 @@ github.com/google/go-cmp v0.5.5 h1:Khx7svrCpmxxtHBq5j2mp/xVjsi8hQMfNLvJFAlrGgU=
 github.com/google/go-cmp v0.5.5/go.mod h1:v8dTdLbMG2kIc/vJvl+f65V22dbkXbowE6jgT/gNBxE=
 github.com/inconshreveable/log15 v0.0.0-20201112154412-8562bdadbbac h1:n1DqxAo4oWPMvH1+v+DLYlMCecgumhhgnxAPdqDIFHI=
 github.com/inconshreveable/log15 v0.0.0-20201112154412-8562bdadbbac/go.mod h1:cOaXtrgN4ScfRrD9Bre7U1thNq5RtJ8ZoP4iXVGRj6o=
+github.com/kevinburke/bump_version v0.0.0-20210302192000-902db8f7bcaa h1:LfILGuEuU8ZY36uE6ypUbW7okpFvdf6GtQzl3yCUyaA=
+github.com/kevinburke/bump_version v0.0.0-20210302192000-902db8f7bcaa/go.mod h1:6oDzOLM43f86c4+Q0gC3FJ05wil+azlUfsauV5I4FGs=
 github.com/kevinburke/differ v0.0.0-20210601202324-818729efca6c h1:ym3EjqHyXWGbxCzG4Y+9RfheMU7PjYagX2E4JyDY6WE=
 github.com/kevinburke/differ v0.0.0-20210601202324-818729efca6c/go.mod h1:I7eBHoOOU9N76qKli6iiqWZqh7iyxraK7SgR+kbDgW4=
 github.com/kevinburke/go-types v0.0.0-20201208005256-aee49f568a20 h1:Tux1t20gPWp4zkjCCdv2rLAwp+T3jCEROsEuvXp50FI=
@@ -23,6 +25,8 @@ github.com/kevinburke/handlers v0.0.0-20210518180840-51ec5c83f704 h1:MYSZJtrEcm4
 github.com/kevinburke/handlers v0.0.0-20210518180840-51ec5c83f704/go.mod h1:wOuHsUtSfRb2irqcjH8V3/hrPZq9wKy+NxX+hbfY0uI=
 github.com/kevinburke/rest v0.0.0-20210506044642-5611499aa33c h1:hnbwWED5rIu+UaMkLR3JtnscMVGqp35lfzQwLuZAAUY=
 github.com/kevinburke/rest v0.0.0-20210506044642-5611499aa33c/go.mod h1:pD+iEcdAGVXld5foVN4e24zb/6fnb60tgZPZ3P/3T/I=
+github.com/kevinburke/write_mailmap v0.0.0-20180427174204-754cdd25e871 h1:YAZ3mLsX6zKcYnJiGHi7nuOtopod/Ob74lCA8Ak/TGo=
+github.com/kevinburke/write_mailmap v0.0.0-20180427174204-754cdd25e871/go.mod h1:+ihufSEPx0Y279fkMJarLnP+GYtpwg5lodhkrZb1ZF0=
 github.com/kr/pretty v0.2.1 h1:Fmg33tUaq4/8ym9TJN1x7sLJnHVwhP33CNkpYV/7rwI=
 github.com/kr/pretty v0.2.1/go.mod h1:ipq/a2n7PKx3OHsz4KJII5eveXtPO4qwEXGdVfWzfnI=
 github.com/kr/pty v1.1.1/go.mod h1:pFQYn66WHrOpPYNljwOMqo10TkYh1fy3cYio2l3bCsQ=
diff --git a/token/access_token_grant.go b/token/access_token_grant.go
index cf43564..509d99c 100644
--- a/token/access_token_grant.go
+++ b/token/access_token_grant.go
@@ -7,6 +7,10 @@ const (
 	conversationsGrant = "rtc"
 	voiceGrant         = "voice"
 	videoGrant         = "video"
+	taskrouterGrant    = "task_router"
+	keyWorkspaceSid    = "workspace_sid"
+	keyWorkerSid       = "worker_sid"
+	keyRole            = "role"
 	keyServiceSid      = "service_sid"
 	keyEndpointId      = "endpoint_id"
 	keyDepRoleSide     = "deployment_role_sid"
@@ -28,6 +32,39 @@ type Grant interface {
 	Key() string
 }
 
+// TaskrouterGrant is a grant for accessing Taskrouter
+type TaskrouterGrant struct {
+	workspaceSid string
+	workerSid    string
+	role         string
+}
+
+func NewTaskRouterGrant(workspaceSid, workerSid, role string) *TaskrouterGrant {
+	return &TaskrouterGrant{
+		workspaceSid: workspaceSid,
+		workerSid:    workerSid,
+		role:         role,
+	}
+}
+
+func (gr *TaskrouterGrant) ToPayload() map[string]interface{} {
+	grant := make(map[string]interface{})
+	if len(gr.workspaceSid) > 0 {
+		grant[keyWorkspaceSid] = gr.workspaceSid
+	}
+	if len(gr.workerSid) > 0 {
+		grant[keyWorkerSid] = gr.workerSid
+	}
+	if len(gr.role) > 0 {
+		grant[keyRole] = gr.role
+	}
+	return grant
+}
+
+func (gr *TaskrouterGrant) Key() string {
+	return taskrouterGrant
+}
+
 // IPMessageGrant is a grant for accessing Twilio IP Messaging
 type IPMessageGrant struct {
 	serviceSid        string