Flags will fly half mast on all government buildings and there will be no official ceremonial functions during this period, an official spokesman said here.
Chief Minister Parkash Singh Badal aannounced a financial assistance of Rs one crore to Sarabjit's family.
The government has already announced that the two daughters of Sarabjit - Swapanadeep Kaur and Poonam - will be given government jobs in Punjab.
Badal assured the family members of Sarabjit Singh that Punjab government would extend all help and support to them.
Sarabjit Singh passed away in a Lahore hospital on Thursday morning.