Amend CSHB 3588 by adding the following appropriately 
numbered sections in Article 12 and renumbering subsequent sections 
accordingly:
	SECTION 12._____.  Section 545.066(c), Transportation Code, 
is amended to read as follows:
	(c)  An offense under this section is a misdemeanor 
punishable by a fine of not less than $200 or more than $1,000, 
except that the offense is:
		(1)  a Class A misdemeanor if the person causes serious 
bodily injury to another; or
		(2)  a state jail felony if the person has been 
previously convicted under Subdivision (1).
	SECTION 12._____.  (a)  The change in law made by Section 
545.066(c), Transportation Code, as amended by this article, 
applies only to an offense committed on or after the effective date 
of this Act.  For purposes of this section, an offense is committed 
before the effective date of this Act if any element of the offense 
occurs before the date.
	(b)  An offense committed before the effective date of this 
Act is covered by the law in effect when the offense was committed, 
and the former law is continued in effect for that purpose.