80-year-old parents live in an apartment and the new manager wants to do an inspection they don’t wanna let them in due to Covid

This has absolutely nothing to do with animal law - moving to landlord/tenant.

What does your vet say? Note that the second vaccine is almost certainly less bother and expense than fighting with animal control.

How can I get my dog back?

Expect a counter-claim for the costs of the dog's care when you file your replevin action.

While your dogs caused the problem, the eviction notice is the issue. Moving to landlord/tenant accordingly.

Do I get any puppies out the litter ?

The answer remains the same as the last time you asked this question. Did you, in fact, pay half the medical bills?

Discuss this with your attorney. If you are not the defendant, it is not your issue.

What counts as notifying in writing?

This has nothing to do with animal law - moving to landlord/tenant, where it belongs. Contact your board of health. Perhaps it will convince him...

Can these people take my dog back??

"Two days later they brought me the dog and we paid them $200." It's your dog - tell them that, unequivocally, with instructions not to contact...

What can I do if a kennel is neglect and saying I'm abandoning my dog?

What can you do? You can take your dog back from the kennel and get it properly cared for.

Moving to employment, where this belongs. What does your union, if any, say?