; or (B) violates (or fails or refuses to comply with) any order issued under section 104 or 107, or any order incorporated in a final decision issued under this Act (except an order incorporated in a decision under subsection (a)(1) or section 105(c)). (2) Previous conviction Any operator who commits a violation under paragraph (1) after having been previously convicted of a violation under such paragraph and knows or has reason to know that such subsequent violation has the potential to expose a miner to a risk of serious injury, serious illness, or death, shall, upon such subsequent conviction, be fined not more than $1,000,000, or imprisoned for not more than 5 years, or both. (3) Significant risk of serious injury, serious illness, or death (A) In general Subject to subparagraph (B), any operator shall, upon conviction, be fined not more than $1,000,000 or imprisoned for not more than 5 years, or both, if such operator recklessly exposes a miner to a significant risk of serious injury, serious illness, or death, by knowingly— (i) tampering with or disabling a required safety device (except with express authorization from the Secretary); (ii) violating a mandatory health or safety standard