Mike Russell says the intention of this bill is to set a framework for any future referendum and it does not seek to prescribe different processes for different types of referendum.
"Automatic second referenda are not required," he argues, such as if there was a massive majority for an outcome.
It might be required where the information provided to voters was flawed or when circumstances have changes, he says.
Jackie Baillie insists major constitutional issues must be put back to the people, adding she would much rather risk voter fatigue than take forward a result without consent.
The committee does not agree to the amendment with two votes for it and nine against.
There are joking calls for a confirmatory vote on this, however the committee convener declines to do so.