So other do not need to look it up, here goes:
".06 Procedural requirements for application of safe harbor. A taxpayer or RPE must include a statement attached to the return on which it claims the section 199A deduction or passes through section 199A information that the requirements in Section 3.03 of this revenue procedure have been satisfied. The statement must be signed by the taxpayer, or an authorized representative of an eligible taxpayer or RPE, which states: “Under penalties of perjury, I (we) declare that I (we) have examined the statement, and, to the best of my (our) knowledge and belief, the statement contains all the relevant facts relating to the revenue procedure, and such facts are true, correct,
and complete.” The individual or individuals who sign must have personal knowledge of the facts and circumstances related to the statement. "

@TaxMonkey Could the election added in screen 46 "Other Election" and the signature of the tax return would qualify as a signature for the election?