219.21—Types of evidence to prove age.
(b) Other evidence of age.
If an individual cannot obtain preferred evidence of age, he or she will be asked to submit other convincing evidence to prove age. The other evidence may be one or more of the following records, with the records of highest value listed first:
(16)
A statement signed by the individual giving the reason why he or she cannot obtain other convincing evidence of age and the sworn statements of two other persons who have personal knowledge of the age that the individual is trying to prove.
(Approved by the Office of Management and Budget under control number 3220-0106)