Preference. Why you may owe after a bankruptcy or why you may need to wait to file.

11 U.S. Code § 547.Preferences
(b)Except as provided in subsections (c) and (i) of this section, the trustee may avoid any transfer of an interest of the debtor in property—
(1)to or for the benefit of a creditor;
(2)for or on account of an antecedent debt owed by the debtor before such transfer was made;
(3)made while the debtor was insolvent;
(4)made—
(A)on or within 90 days before the date of the filing of the petition; or
(B)between ninety days and one year before the date of the filing of the petition, if such creditor at the time of such transfer was an insider

11 U.S. Code § 548.Fraudulent transfers and obligations

(a)(1)The trustee may avoid any transfer (including any transfer to or for the benefit of an insider under an employment contract) of an interest of the debtor in property, or any obligation (including any obligation to or for the benefit of an insider under an employment contract) incurred by the debtor, that was made or incurred on or within 2 years before the date of the filing of the petition, if the debtor voluntarily or involuntarily—

(A)made such transfer or incurred such obligation with actual intent to hinder, delay, or defraud any entity to which the debtorwas or became, on or after the date that such transfer was made or such obligation was incurred, indebted;

or

(B)(i)received less than a reasonably equivalent value in exchange for such transfer or obligation;
and(ii)(I)was insolvent on the date that such transfer was made or such obligation was incurred,

or became insolvent as a result of such transfer or obligation;

(II)was engaged in business or a transaction, or was about to engage in business or a transaction, for which any property remaining with the debtor was an unreasonably small capital;(III)intended to incur, or believed that the debtor would incur, debts that would be beyond the debtor’s ability to pay as such debts matured;

or (IV)made such transfer to or for the benefit of an insider, or incurred such obligation to or for the benefit of an insider, under an employment contract and not in the ordinary course of business.