(a) This section applies only to an office with a four-year term.
(b) If at the deadline prescribed by Section 143.007 no candidate has filed an application for a place on the ballot for an office, the filing deadline for that office is extended to 5 p.m. of the 57th day before election day.
(c) This section does not apply to an election to be held on the date of the general election for state and county officers.