'Cos v. unclear how IRL wd deal with border.
Without knowing arrangements on the other side, it is extremely difficult for cross-border traders to prepare/comply.
Worsened, she noted, by high number of small businesses in cross-border trade.
Unilateral policy of the UK for land border in a No Deal thus 'somewhat difficult'.
- perhaps explains some advice to NI firms in UK govt's No Deal notices, ie 'ask the Irish'.
- logical thing cd be to assume all EU rules will apply to all UK trade post-Brexit. And prepare for the worst?
- shows how vital UK/IRL communication/coordination is.