alphagov/trade-tariff-backend — pull request #202 by matthewford (2014-09-03 10:53:38+00:00)
Title: ME1 validation should not include export_refund_nomenclature_sid

Documentation states:
The combination of
measure type +
geographical area +
goods nomenclature item id +
additional code type +
additional code +
order number +
reduction indicator +
start date

must be unique.