He told Radio 4's Front Row: "These days if you have an erection on screen, the issue is is it a 15 level erection or an 18 level erection.
"We've been consulting with the public on this and in 2013, we liberalised slightly and we're now going back to the public as we speak and saying, 'have we got this right, have we done what you asked us to do in terms of how we classify erections'." Currently, if the nudity is non-sexual, it's fine to appear in a U or PG film, which is suitable to children.
But the test is just an urban legend, according to the BBFC.
"They're less concerned about nudity than they are about violence or discrimination or drug misuse." An urban legend has been circulating for years that the BBFC use the "Mull of Kintyre" test to judge whether a penis can be used.
VIEWERS could soon see more erect penises on screen - if soft Brits don't take offence.
— This is a nudist group that started 2-3 years ago in NYC, and at first it was just for men.
But once it becomes sexual in nature, it rises to a 15 or 18 depending on the "strength" of the nudity.
Mr Austin said: "It's clear from the research we're doing at the moment and were doing four/five years ago and to an extent before that that the public are relaxed about nudity and don't equate it to sex.
The censors have denied using the test, which claims a penis should not exceed the angle equal to that made by the Mull of Kintyre on maps of Scotlan I get asked all the time about naturist activities in New York City or nearby, especially in the off-season months.
Unfortunately there are no official nudist places within the 5 boroughs.
The monthly parties take place at a spa / gym in Wantagh, Long Island.