The U.K. government’s decision to publish a series of “technical notices” to encourage firms to prepare for a “no deal” Brexit has underlined fears that leading business and employer groups have about the U.K.’s ability to negotiate an amicable and pragmatic divorce with the European Union.

While many welcome the government’s nod to firms to prepare for the worst, business groups generally believe that greater diplomatic efforts need to be made to ensure that a “no deal” Brexit does not happen, and that more details about what shape Brexit will take need to be forthcoming—and quickly.

Neil Hodge is a freelance business journalist and photographer based in Nottingham, United Kingdom. He writes on insurance and risk management, corporate governance, internal audit, compliance, and legal...