BNP Chairperson Khaleda Zia will appear before a special court in Zia Charitable Trust graft case on Thursday.She will go to the court to attend the case proceedings showing respect to the law, her counsel Sanaullah Mia said on Wednesday.On 8 August, 2011, the ACC filed the Zia Charitable Trust graft case with Tejgaon Police Station accusing four people, including Khaleda Zia, of raising funds for the trust from unknown sources abusing power.