However, some of the cases appear to be genuinely on behalf of regular constituents.
Williamson wrote to former commissioner Howard Broad in 2008 on behalf of the mother of a young constituent in his electorate.
While the details of the troubles the boy had got into were redacted from the letter, the mother had reported to Williamson that her son had experienced “a very heavy-handed approach to a not so serious situation,” Williamson wrote.
“A simple warning by the police officer involved in a case such as has been presented to me would appear to have sufficed,” Williamson said.
He would “appreciate” it if Broad would investigate, he added.
A year later in 2009, Williamson again wrote to Broad, on behalf of another constituent who had come to New Zealand hoping to join the police, but was now in a “catch-22” because of immigration rules.
“[Name deleted] has had a number of years of service … and his CV … shows that he would appear to make an excellent serving police officer,” Williamson said.
He asked Broad to investigate whether anything could be done for him.
An MP can contact Police on some issues. The examples above are Maurice Williamson doing what most electorate MPs would do. The Dong Liu case was different as that was a call on behalf of a defendant in a case under active consideration for prosecution. That was inappropriate, but these other communications are quite routine and expected,