standard practice definition, standard practice meaning | English dictionary. standard. n a theoretical vertical distribution of the physical properties of the atmosphere up to an altitude of 50 km established by international agreement.
And it gives new leeway to states in calling the shots. That's a big change from the No Child Left Behind Act (NCLB), which ESSA replaced and updated. The Every Student Succeeds Act takes full effect in the 2017-18 school year. Below are key elements of the law. States still have to submit accountability plans to the Education Department. These new ESSA plans will start in the 2017-18 school year.
May 25, 2012 is the date GHS officially takes effect. June 1, 2016 is the date all GHS rules must be followed. During the interim transition period, both rules will be in effect. In other words, during that period you can comply with either current MSDS or new SDS requirements.