Constitutional amendment act 22 of 2007 to alter article 156 of the Constitution voted and passed in the house by both the PPP and PNC,assented by Bharat Jagdeo on August 28 2007.
The Amendment is to prevent Members of Parliament to cross the floor,that essentially disallows a "conscience" vote on any issue.
The amendment Bill no.17/2007 was tabled as a result of crossing the floor by Rafael Trotman (PNC) Khemraj Ramjattan (PPP) and Sheila Holder (WPA) around 2005 leading to the formation of the AFC, which contested the 2006 Elections winning Five seats.
see attachment of act