See 20 USC § 1437
See 34 CFR § 303.209(b)(1)(i)
See 40 TAC, §§ 108.1215, 108.1211, and 108.1209
See OSEP Early Childhood Transition FAQs1 SPP/APR Indicators C-8 and B-12 https://tea.texas.gov/sites/default/files/OSEP_ECTransitionFAQs12_01_09.pdf
See TEA/DARS Early Transition Memorandum of Understanding (ECI MOU) https://tea.texas.gov/sites/default/files/TEA%20%20HHSC%20ECI%20-%20MOU_0.pdf