Yep. It is one of the instances cited in the Fannie Q & A
The scenarios requiring declarations are exterior-only appraisals, proposed or under-construction appraisals relying on plans rather than physical measurements, or situations where it is physically impossible to measure the home due to factors such as steep terrain. We currently do not allow exterior-only appraisals, so that declaration will not be needed. The second scenario does apply to proposed/under construction appraisals. For the last scenario, the appraiser may need to use the opt out code “GXX001