The problem with zombies is that once you find one or two, you're bound to find more. ... Lots more. The only thing to be done is try to contain them all beneath the fold and hope for the best...
Other ways to make zombies lawful good:
Zombies as an alternative energy source:
Zombie revolutionaries, another entry for zombie politics:
Yet more zombie politics: oh, the discrimination!
Of course, it might not be so bad...