This document outlines principles for developing competence-based language portfolios and assessments. It discusses involving students in decision making through needs assessments and language portfolios. A competence-based approach is advocated using standards like the Common European Framework of Reference for Languages to develop curricula across school levels from elementary to high school. Language domains like communication, culture, connection, comparison, and community are mapped to school levels. A planning procedure is outlined including identifying competences, selecting content, analyzing resources, setting learning activities, and evaluating. Interdisciplinary connections and developing values are also emphasized.