- 8 updates
A Government spokesman said Spain is still acting "unlawfully" at the border with Gibraltar by imposing "disproportionate" checks:
Britain has said Spain is still acting illegally by imposing "politically motivated" checks at its border with Gibraltar.
Many residents of Gibraltar reacted angrily to the news that Spain has been cleared of wrongdoing over stringent border controls that caused long traffic queues.
The European Commission has urged UK and Spanish authorities to work together and "strengthen dialogue" at the Gibraltar border.
An EU Commission statement suggested "daily cooperation between the authorities working on each side of the border" to help combat tobacco smuggling.
Commuters faced delays of several hours over the summer caused by stringent checks imposed by the Spanish during a diplomatic row over an artificial reef sunk off Gibraltar.
The European Commission said Spain should "optimise" its profiling system at the Gibraltar border "in order to reduce the large amount of random border controls".
However, the EU said the Spanish authorities had not broken any EU laws with its tight border checks.
"The Commission has not found evidence to conclude that the checks on persons and goods as operated by the Spanish authorities at the crossing point ... have infringed the relevant provisions of Union law," it said in a statement.
The EU Commission has said it has found no evidence that checks by Spanish authorities at the Gibraltar border broke European law.
Sources here in Brussels are telling me they think the British and Spanish will be receiving a letter from the Commission, advising them on ways to improve the relationship at the border and to co-operate to reduce tensions.
The European Commission will make "key announcements" about the Gibraltar border issue within the next hour, a spokesperson said.
Olivier Bailly from the EU Commission said on Twitter that there would be "messages for both Spain and the UK" in a press conference at 1100 GMT: