Can we override discount account at payment level

[bmi]

Hi Friends

i am using discount functionality in oracle based on payment terms and getting discounts at payment level.

My Question is i am able to see discount when i make the payments before duedate but i want to override discount account at payment level because i want to track discounts for dept wise based on invoices
discount account default from supplier site

how to do in r12 ..

could you please let me know is there any possible scenarios


Regards
BMI