This document discusses issues related to compiling regional accounts according to the 2008 UN System of National Accounts (SNA). It addresses: [1] Defining a regional economy; [2] Regionalizing multi-regional enterprises; and [3] Compiling regional GDP using production, income, and expenditure approaches. The document recommends: [1] Treating local units of multi-regional enterprises as establishments to allow regional accounts; [2] Defining supra-regional units like oil/gas production controlled nationally, not regionally; and [3] Allocating output of ancillary local units to establishments to regionalize multi-regional enterprises.