Bankruptcy Law Questions? Ask a Bankruptcy Lawyer.
Is the Chapter 13 for the business or for you personally?
You would have to present paystubs for the past 2 months. If no paystubs, you can file an affidavit instead - attesting to the amount of money you make. If no paystubs, you will also have to submit all bank statements - personal and business - for the past 6 months.
You also have to submit income tax returns - personal and business - for the past 2 years.