Who drafts the referendum question?

Referendum Act (amended date: 2018/01/03)

Article 9. To raise a proposal of referendum, the leading proposer shall submit the main text of the proposal, a statement of reasons, the original copy and a photocopy of the list of proposers to the competent authority unless otherwise prescribed.

There shall be only one leading proposer as referred to in the preceding Paragraph, and the main text shall be limited to 100 words and the statement of reasons 2,000 words. The part in excess of the aforesaid limit will not be publicized or published in the referendum bulletin.

The list of proposers referred to in Paragraph One shall be completed column by column in the specified format with the signature or seal, the ID card number and the permanent address affixed and bound into books by municipality, county, and township (city/district).

The competent authority shall set up an electronic system for the leading proposer to solicit proposals and joint signatures; the way to solicit and examine proposals and joint signatures and the date of implementation shall be prescribed by the competent authority.

The documents relating to electronic proposals and joint signatures shall be provided by way of electronic records.

A proposal of referendum shall be raised for one matter only.

Article 14. If the Executive Yuan deems it necessary to carry out referendums for a matter as prescribed in Subparagraph Three of Paragraph Two of Article 2, it may hand the main text and the statement of reasons, after they are approved by the Legislative Yuan, to the competent authority to implement the referendum. The provisions of Article 13, Paragraph One of Article 17, and Article 19 shall not apply.

Article 15. […] If the Legislative Yuan deems it is necessary to carry out referendums for a matter as prescribed in Subparagraph Three of Paragraph Two of Article 2, it may hand the main text and the statement of reasons, after they are adopted in a meeting of the Legislative Yuan, to the competent authority to implement the referendum. […]

Article 16. When the country is under the threat of foreign force and the national sovereignty is likely to change, the President may, by a resolution of the meeting of the Executive Yuan, put matters regarding national security to referendum.

The procedure for ballot text processing is not specified for mandatory referendums.