Photographic Enforcement of School Bus Safety; Authorizes school districts to install & operate side stop signal arm enforcement systems on school buses & to contract with private vendor or manufacturer to provide such systems; requires manufacturers & vendors to submit specified information to law enforcement agencies within specified timeframe; requires law enforcement agencies to review such information to determine whether violation occurred; provides notice requirements & procedures; provides that payment of fine operates as final disposition of civil penalty; provides notice requirements, procedures, & actions by DSHMV for unpaid civil penalties; specifies requirements of use of recorded video & still images captured by system; provides civil penalties & distribution thereof; requires annual report to Governor, Legislature, & DHSMV; requires & authorizes SBE to adopt rules.