The 1997 Individuals with Disabilities Education Act (IDEA) was revised as the Individual Disabilities Education Improvement Act (IDEIA) and signed into law in 2004, and it became effective in July 2006. According to the law, a specific learning disability is a disorder of one or more of the basic psychological processes that adversely affects academic achievement in one or more domains (e.g., reading, writing, math, language). There are three methods of SLD identification under IDEA, as defined in §300.8(c)(10) (OSERS Final Regulations-8/06):