The details of the United Kingdom government's temporary no-deal Brexit tariff regime, published today (March 13) and available online on the United Kingdom government's Department for International Trade web page, outline the temporary rates of customs duty on all United Kingdom agri-food imports if the United Kingdom departs the European Union in a disorderly fashion.
But Britain would slash tariffs elsewhere on the vast majority of goods entering the country.
A vandalised "Welcome to Northern Ireland" sign at the border.
The News Letter asked HMRC, which will ultimately police such arrangements, whether the tariff-free arrangement for goods going from the RoI to NI would also apply to RoI goods destined for the GB market which transit via Northern Ireland.
"The announcement by the British government of a tariff regime has very devastating implications for Irish farming, particularly in the beef, dairy, poultry, and pork sector", Coveney told Irish parliament on Wednesday.
The news comes after Theresa May's Brexit deal was rejected for a second time last night despite making a "breakthrough" on the Irish backstop.
No new tariffs or checks on goods will be introduced on trade across the land border into Northern Ireland, in order to avoid a hard border, it has also been announced.
Cheddar will be protected under existing tariff rates, but other cheese products will face no tariffs, and tariffs on steel and aluminium imports will be dropped.
But the Ulster Farmers' Union said it could see no upside to the plans: "The risk is farming becomes a secondary industry in Northern Ireland rather than primary, which has a significant knock-on effect for the rest of NI's economy, especially in rural areas".
Proposed tariff rates on a range of food products were announced as a proportion of the so-called "most favoured nation" (MFN) now imposed by the European Union on imports from countries which do not have a free trade agreement.
The government said it recognises that Northern Ireland's businesses and farmers will have concerns about the impact that the government's approach will have on their competitiveness.
Secretary of State Karen Bradley said they would be "temporary" and recognise "the unique circumstances of Northern Ireland".
'But we will do all we can to support people and businesses across Northern Ireland in the event that we leave without a deal.
The decision to refrain from checks at the Irish border would be temporary while longer term solutions were negotiated.
Goods crossing the border from Ireland into Northern Ireland would not be covered by the new import tariff regime. The government is committed to entering into discussions with the European Commission and the Irish Government as a matter of urgency.