Nasser Shaikh, whose brother Khuram was murdered in Sri Lanka in 2011, said he hoped the legacy of his brother would continue. Mr Shaikh said the sentencing of Khuram's murderers is "a symbolic moment."
The 32-year old Red Cross worker from Rochdale was murdered at a southern tourist resort on Christmas Day 2011.
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The father-of-two had invasive surgery for a rare tumour in his neck.
If the UK position is rejected, the Government could be faced with a choice between remaining in the Customs Union or accepting a hard Irish
The size of the proposed penalty has not been disclosed.