Colorado Statutes § 1-4-1101 Write-in candidate affidavit of intent

(1) A person who wishes to be a write-in candidate for an office in an election shall file an affidavit of intent stating that he or she desires the office and is qualified to assume its duties if elected. A write-in candidate for governor shall designate in the affidavit a write-in candidate for lieutenant governor. A write-in candidate for president of the United States in the general election shall designate in the affidavit a write-in candidate for vice president of the United States and shall include a list of presidential electors endorsed by the electors. The affidavit shall be filed with the secretary of state if it is for a statewide office, a seat in congress, a seat in the general assembly, the office of district attorney, or any other district office of state concern. The affidavit shall be filed with the county clerk and recorder if it is for a county office and with the designated election official if it is for a local office.

(2) No write-in vote for an office in an election shall be counted unless the person for whom the vote was cast filed the affidavit of intent required by subsection (1) of this section within the time prescribed by section 1-4-1102 . No write-in vote for a candidate for governor shall be counted unless the person designated as the write-in candidate for lieutenant governor pursuant to subsection (1) of this section also filed an affidavit of intent within the time prescribed by section 1-4-1102 .