Harris took the photo when Mandela met then UK prime minister Tony Blair in January 1999.
Briefly.co.zalearned that according to reports, Harris claimed his image of the late world icon was criminally used.
The claim is expected to be heard by the Pretoria High Court.
Harris claimed it was also allegedly used internationally after his and PictureNets credits were removed.
GCIS acting director-general Phumla Williams has denied the image was used unlawfully.
This case has gone to and fro and he has changed lawyers several times.
We asked Harris repeatedly to prove his claims, which he never could, she said.
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