The comments came as the Irish leader, who has been only too eager to help the European Union emphasise the impediments to Brexit created along the Irish-UK border over the past two years, visited Washington D.C.as part of a trip to coincide with St Patrick's Day.
And in theory, a dairy business in Northern Ireland could be at a competitive advantage when it comes to winning business in Great Britain, compared to a business in the Republic which will face tariffs.
Speaking Wednesday evening during the Brexit votes in the House of Commons, which saw control of the Brexit process all but torn from the hands of the Government by rebel Members of Parliament, Varadkar said that Brexit is "a decision that we deeply regret in Ireland and across Europe", reports the Irish Journal.
Ministers said today that products from the European Union including beef, pork, chicken, butter, cheese and fish would also be subject to import taxes expected to push up prices in the supermarkets from March 29 if there is no deal. The tariff on imported textiles will also be slashed by 90%.
Imports such as beef, "cheddar-like" cheese and butter would be subject to tariffs as a percentage of the EU's "most favoured nation" level - a World Trade Organisation measure.
Several said a no-deal Brexit was now more likely and preparations for that scenario would be "intensified".
Ireland's position that it will not make plans for managing its border with Northern Ireland in a no-deal Brexit until such an outcome emerges remains unchanged after Britain outlined its plans, European Affairs Minister Helen McEntee said.
British prime minister Theresa May leaves 10 Downing Street London
The UK would slap tariffs of 10.6% on the cost of "fully furnished" cars imported from the EU.
Instead, normal compliance and intelligence methods will be used to detect any traders attempting to abuse the system.
Tonight MPs will vote on whether to go for a No Deal Brexit.
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.
Under the new regime for Northern Ireland, goods arriving from the Republic will still be subject to the same Value-Added Tax and excise duty as at present.
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". Meanwhile, a report by MPs from the influential public accounts committee on Tuesday said that the United Kingdom government's preparations for a no-deal Brexit have been "rushed", "risky", and "over-optimistic".
"If we leave without a deal, we will set the majority of our import tariffs to zero, whilst maintaining tariffs for the most sensitive industries", Trade Policy Minister George Hollingbery said. These arrangements can only be temporary and short term'.More news: Chargesheet filed against Mohammed Shami for dowry, sexual harassment
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