Best For Britain says that effectively amounts to a transfer of powers to Brussels which - under the 2011 European Union Act - would trigger a referendum.
The survey by the Financial Conduct Authority (FCA) is for businesses that offer their financial services under European Union "passporting" rules to customers in Britain from a base in another member state.
European Parliament Coordinator for Brexit Guy Verhofstadt added: "In order to break the deadlock we now face, I believe it is important that the UK Government now seriously considers engaging with the European Parliament's proposal for an association agreement, as catered for by Article 217 of the EU Treaty".
The results of the survey will help to set up the permissions scheme because the watchdog will not have enough time to process full licence applications before Brexit.
He hinted at doubts over agreeing a transition deal, of about two years, at next week's European Union summit, saying only that it would "hopefully" be agreed.
"Also in the future, I suppose we try to keep interconnections between European Union and UK-based financial sector", Katainen said.
The motion, prepared by the European Parliament's Brexit Steering Group, stresses that the EU has binding common rules, common institutions and common supervisory, enforcement and adjudicatory mechanisms, to make it clear that even closely-aligned third countries with identical legislation can not enjoy similar rights, benefits or market access to those of EU member states.
Jose Mourinho: We hold no advantage at home
Giggs says the criticism started following the 0-0 Premier League draw with Liverpool at Anfield last October. And the Portuguese admitted United have no advantage as a score draw would see Sevilla progress.
The European Union's Brexit negotiator Michel Barnier hammered home again on Tuesday that Britain would not retain its current privileges, including on trade, once it leaves the bloc.
May, but mainly repeating the red lines that we've already known for two years", said Guy Verhofstadt, representative of the European Parliament for Brexit, "the problem is today we don't have a proposal from the United Kingdom side on the future relationship.
The Chancellor refused to say that Brexit is "worth it" as he insisted the Government has yet to model the economic effects of its hoped-for exit deal. In the free trade agreement we can offer trade in goods, with the aim of covering all sectors, subject to zero tariffs and no quantitative restrictions.
Asked if that exit deal had been studied by Treasury officials, Mr Hammond said: "Not yet - we haven't even embarked on the negotiation yet".