Except as provided by Section 2.006, each person applying for a license must:
(1) appear before the county clerk;
(2) submit the person's proof of identity and age as provided by Section 2.005(b);
(3) provide the information applicable to that person for which spaces are provided in the application for a marriage license;
(4) mark the appropriate boxes provided in the application; and
(5) take the oath printed on the application and sign the application before the county clerk.