Nassau County DA’s office forbids prosecutors from having handguns (even at home)

The Nassau County District Attorneys office bars prosecutors from having a handgun, even at home:

[A]ssistant district attorneys are not permitted to apply for a handgun permit nor own or possess a handgun while employed by the Nassau County District Attorney. Any exception to this policy must be in writing and approved by the District Attorney.

I asked the office about the reasons for the policy, and its answer was:

Our practice of asking prosecutors to not possess handguns is to ensure the safety and comfort of staff, victims, and witnesses, and is consistent with other district attorneys offices in the New York City metropolitan area.

A pretty good example of j