Which document is NOT required to attach with a death claim?

The correct answer is that a dated marriage certificate is not required to be attached with a death claim. When processing a death claim, certain documents are necessary to establish the eligibility of the claim, but a dated marriage certificate does not fit within those essential requirements.

Proof of honorable service is crucial because it verifies that the claimant is entitled to benefits based on the veteran's service record. The certified death certificate of the veteran is also necessary as it provides legitimate proof of the veteran’s death, which is fundamental to processing any claims associated with their service. Living arrangement evidence may also be required to establish the relationship and the qualifications for benefits, particularly if it aids in determining dependency or other benefit criteria.

Given this context, the dated marriage certificate, while it may provide supporting information about relationships, may not be a mandatory requirement for all death claims, particularly if the veteran’s service and death documentation sufficiently establish eligibility on their own. Thus, it can be seen as the least critical document among those listed.