For improvement in the HSSC result, the students can download improvement of marks and submit to Lahore Bise office or online through www.lahorebise.edu.pk. The candidates who want to improve their results will also submit admission form along with Performa. Improvement fee is Rs. 1700 per candidate. Rules for improvement: According to a notification issued by the Punjab Boards Committee of Chairman (PBCC), students can improve their marks four times within the duration of three years. Once the result of the candidate is improved, he/she cannot appear again. He/she can only improve in the same subjects, however, he/she has choice either to improve in selective subjects or overall subjects.