(a) A mandatory-minimum term of incarceration as provided in this subchapter shall be proven to the court by a preponderance of the evidence.
(b) A person sentenced for an offense under this subchapter may be subjected to multiple mandatory-minimum terms of incarceration. Each mandatory-minimum term of incarceration must be served consecutively, except that no combination of mandatory- minimum terms of incarceration shall exceed the maximum penalty for the offense, including any applicable enhancements.