The Secretary of State may not include in a count under ORS 250.045 (3) or 250.105 or ORS chapter 249 for purposes of determining whether an initiative, referendum or recall petition or a prospective petition for a state measure to be initiated contains the required number of signatures of electors, any signatures obtained by a person who the secretary determines, during the five-year period prior to the date the signatures were obtained:
ORS 260.556