So why did Hatfield submit a motion to shift the burden of proof to Obama? The judge never granted his motion - Hatfield know HE had the burden of proof when he walked in the hearing room.
The hearing was governed by the Georgia RULES OF OFFICE OF STATE ADMINISTRATIVE HEARINGS.
http://www.osah.ga.gov/documents/procedures/administrative-rules-osah.pdf
The Georgia SoS referred the case to the judge - from the rules:
(j) Referring Agency means the state agency for which an administrative hearing is being held.
Couple that with:
(1) The agency shall bear the burden of proof in all matters except that:..
it is clear who had the burden of proof.