- DTAE stands for Department of Technical and Adult Education (Georgia, USA)
- DTAE stands for Department of Tourism, Arts and the Environment (Australia)
- DTAE stands for Diretoria de Tecnologias Aplicadas à Educação (Portuguese: Board for Applied Technology Education; Brazil)
- DTAE stands for Développement des Territoires, Aménagement et Environnement (French: Regional Development, Planning and Environment)
DTAE