As per cic website,
Ministerial Instructions respecting invitations to apply for permanent residence under the Express Entry system #5 – March 20, 2015
The Minister of Citizenship and Immigration, pursuant to section 10.3 of the Immigration and Refugee Protection Act, gives the annexed Ministerial Instructions Respecting Invitations to Apply for Permanent Residence under the Express Entry System (March 20, 2015).
Ottawa, March 20, 2015
Chris Alexander
Minister of Citizenship and Immigration
Ministerial Instructions Respecting Invitations to Apply for Permanent Residence Under the Express Entry System (March 20, 2015)
Determination — number of invitations
1. (1) For the purposes of paragraph 10.2(1)(b) of the Immigration and Refugee Protection Act, the number of invitations that may be issued during the period beginning on March 20, 2015 and ending on March 21, 2015 is 1620.
Required rank
(2) Foreign nationals who, on March 20, 2015 at 23:59:53 UTC, have been assigned a total of 481 points or more under the Comprehensive Ranking System that is set out in the Ministerial Instructions Respecting the Express Entry System, as published in the Canada Gazette, Part I, on December 1, 2014 and as amended from time to time, occupy the rank required to be invited to make an application for permanent residence.