For more information on ofac, see http://kevintyll.github.com/ofac/ * To create the necessary db migration, from the command line, run: script/generate ofac_migration * Require the gem in your environment.rb file in the Rails::Initializer block: config.gem 'kevintyll-ofac', :lib => 'ofac' * To load your table with the current OFAC data, from the command line, run: rake ofac:update_data * The OFAC data is not updated with any regularity, but you can sign up for email notifications when the data changes at http://www.treas.gov/offices/enforcement/ofac/sdn/index.shtml.