Human Services, Dept. of - As enacted, increases, from three to four years, the duration of Tennessee opportunity pilot programs for which temporary assistance for needy families (TANF) program funds must be dedicated; extends, from 12 to 18 months, the length of time following the end of each federal fiscal year by which the department must spend all unobligated TANF program funds; makes other related revisions. - Amends TCA Section 71-5-1201; Section 71-5-1203 and Section 71-5-1204.