Political neutrality is often treated as if it means having no viewpoint at all. In public institutions, however, the principle is narrower: decisions and professional advice should not be distorted by party loyalty or personal political preference.

Neutrality means different things in different institutions
Civil servants are expected to serve the government of the day impartially. Broadcasters may operate under impartiality requirements. Newspapers and commentators, by contrast, are free to take positions. Treating all of these roles as if they follow the same rule creates confusion.
Evidence does not remove judgement
Public policy involves choices between competing goals, costs and risks. Evidence can clarify those trade-offs, but it rarely dictates one unavoidable political answer. A neutral briefing should therefore separate factual constraints from value judgements rather than pretending that judgement has disappeared.
Balance is not the same as false equivalence
Impartial treatment does not require giving equal weight to claims that are not equally supported. Responsible analysis should represent serious competing arguments fairly while being clear about the quality of the evidence behind them.
Neutrality is most useful when it creates confidence that institutions are applying consistent standards. It becomes less useful when the word is used to avoid making distinctions between evidence, opinion and advocacy.