His successor, President Joyce Banda, has taken steps to appease donors with a series of reforms.
The office of President Joyce Banda says the plane will be sold to the highest bidder.
This April, Joyce Banda unexpectedly became Malawi's first female president after the death of President Bingu wa Mutharika.
But Pitman hopes Malawi's new president Joyce Banda can do things differently.
CNN: Troubled water: Oil search fuels tension over Lake Malawi
Earlier this year, President Joyce Banda pledged to review the laws in a move aimed at boosting relationships with international donors.
They are accused of plotting to prevent then Vice-President Joyce Banda from taking over after the death of President Bingu wa Mutharika.
The opinions expressed in this commentary are solely those of Joyce Banda.
Malawi President Joyce Banda will address the Scottish Parliament before joining First Minister Alex Salmond on a visit to the centre in Blantyre.
BBC: Events mark birth date of explorer Dr David Livingstone
Malawi signed the Rome Statute that created the ICC, and President Joyce Banda said her country couldn't welcome al-Bashir because of the warrant.
Under the constitution, Vice President Joyce Banda would succeed Mutharika.
Now it turns out that Malawi's President Joyce Banda didn't even write - or know about - the infamous attack on the character and charitable activities of pop star Madonna.
"The conduct of the honorable Joyce Banda in forming her own opposition party precludes her from being eligible to succeed the presidency, " said Patricia Kaliati, who serves as information and civic education minister.
"I'm saddened that Malawi's President Joyce Banda has chosen to release lies about what we've accomplished, my intentions, how I personally conducted myself while visiting Malawi and other untruths, " Madonna said in a statement.
But two years ago she closed down the Malawian office of her charity Raising Malawi, which was headed by President Joyce Banda's sister, Anjimile Mtila-Oponyo - who now works at the education ministry - and opted to fund 10 schools instead.
"I think Joyce Banda has (an) amazing opportunity now to open it up, to allow this to be done in a more accountable way so that there isn't the opaqueness, there's more transparency and we can avoid the spiraling inequalities which occur through oil wealth, " he said.
CNN: Troubled water: Oil search fuels tension over Lake Malawi
She has been involved in children and women's rights since the 90's, founding the Joyce Banda Foundation International in 1997 which has since guided projects from empowering market women to providing orphans education, as well as the National Association of Business Women in Malawi and the Young Women's Leaders Network.
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