It's been put down to Covid-19 and a major staffing shortage in the Corrections department.
A top lawyer thinks the restrictions are a breach of human rights.
Marama Davidson posted a video to Instagram holding five blocks of chocolate bars which use the te reo translation.
It comes as the Labour caucus are meeting online now to discuss the explosive developments of the past week.
Sharma does have the support of his local electorate committee which "counts for a lot", 1News deputy political editor Maiki Sherman says.