In response to our March 2005 recommendations and in accordance with the SAFE Port Act, CBP has strengthened its policies for granting benefits to importers C-TPAT s largest member sector and has efforts underway to improve its policies for granting benefits to C-TPAT members in other sectors. For example, between March 2005 and November 2007, CBP established requirements for C-TPAT members in nine trade sectors to meet minimum security criteria ...