TOEFL iBT: The students can apply directly to ETS (http://www.ets.org/toefl/ibt/scores/cancel/) for objection to scores.  First, they are required to fill in a form, which they can download from the ETS website. For rescoring of each section, the students have to pay some amount of money, which is announced on the ETS website. After depositing the required fee, the students mail the form and the bank check to ETS.

TOEFL ITP: The students can apply directly to the DDP Coordination Office for objections to their scores. For the multiple choice section, the DDP Coordination Office puts the students in contact with ETS Turkey vendor.

TWE: The students are required to fill in TWE Appeals Form available in the DDP Coordination Office. The students are required to apply for the appeals of the TWE within  3 days after their scores are announced. A commission is set up to re-evaluate the students’ essays, and the new result is announced in a week.

TOEFL PBT: Students can apply to ETS through e-mail  for their appeals for TOEFL PBT scores.

Form:

TWE Appeals Form