HJR 47 -- Initiative and Referendum Petitions Sponsor: Dugger Upon voter approval, this proposed constitutional amendment changes the number of voter signatures that are required to place an initiative petition or a referendum on a ballot. Currently, an initiative petition proposing an amendment to the Missouri Constitution must be signed by 8% of the legal voters in each of two-thirds of the Congressional districts. The resolution changes the requirement to 8% of the legal voters in each Congressional district. Currently, a referendum petition must be signed by 5% of the legal voters in each of two-thirds of the Congressional districts. The resolution changes the requirement to 5% of the legal voters in each Congressional district.