EVPN-VPWS for MPLS tunnels uses the RFC 8214 BGP extensions described in EVPN-VPWS for VXLAN Tunnels, with the following differences for the Ethernet AD per-EVI routes:
The MPLS field encodes an MPLS label as opposed to a VXLAN VNI.
The C flag is set if the control word is configured in the service.