At Petersburg, implementation of this system did not begin until 1866.

The actual implementation of the plan began during April 1910.

A new logo was chosen and implementation began July 1.

The implementation of the rule began at the state level in 1998.

The eight initial implementations began on 1 April 2000.

The implementation of the new program officially began on August 15, 2012.

Its gradual implementation in its present form began as of June 2007.

So, if the conditions are satisfied, implementation will begin in the present quota year, that is to say 2008.

The agency will spend about a year negotiating with state officials before implementation begins in 2002.

The implementation of city services began immediately after incorporation.