It comes after Stephen Flynn told BBC's Laura Kuenssberg Show the party wants a just transition but opposes Labour's plans for a windfall tax on bumper profits made by oil and gas giants.
Labour Shadow Scotland Secretary Ian Murray said the SNP "can't give a straight answer on oil and gas". Murray said: "The SNP has zero credibility on the economy and are all over the place when it comes to energy jobs and security. Stephen Flynn denied the SNP has given up on independence despite him not mentioning it in the BBC general election debate.When asked if the SNP had given up on independence, Flynn told BBC's Laura Kuenssberg Show: "Not at all. I trust the nous of the Scottish people to know that the Scottish National Party believes in an independent Scotland.