This document defines a YANG module for the Network Address Translation (NAT) function. Network Address Translation from IPv4 to IPv4 (NAT44)@ Network Address and Protocol Translation from IPv6 Clients to IPv4 Servers (NAT64)@ customer-side translator (CLAT)@ Stateless IP/ICMP Translation (SIIT)@ Explicit Address Mappings (EAM) for SIIT@ IPv6-to-IPv6 Network Prefix Translation (NPTv6)@ and Destination NAT are covered in this document.