The creators of the Astoria Vacant Home tax state that YOUR required annual declaration is a simple form. they aer unable to produce the simple form. See below for a possible template.
Your annual declaration must include the following, if they are following Berkeley’s model. And a side-by-side comparison of Astoria vs Berkley looks like they are using the Berkeley model:

And here’s the Berkeley form that might be used in Astoria. Your declaration must include three of the following:
Oregon Driver’s license or other OR Oregon Identification;
Credit Card Bill
Voter Regitration
Bank Statement
Utility Bill
Here’s the form:

In order for the new Astoria Vacancy Bureaucracy to accept your declaration as true, you’ve got to provide documents that they may reject as being insufficient.
If they’ve decided that you’ve filed a false claim, your fines double Year one tax = $3,000 if they find you in violation, $6,000. Year two tax $6,000 now doubled to $12,000.
