Loan Application Checklist

In general, the documentation you will need includes:
Credit card data for appraisal order

Property Information (if you already have a contract on a house)
Purchase Agreement & Addendums
Copy of legal description and MLS sheet
If you are selling your current home, copy of listing contract
If you have sold your current home, copy of settlement statement (HUD-1).

Income & Assets

Pay stubs for the last 30 days.
  For the past two years:
 

Names and addresses and phone # of each employer.

W-2s
Statements for each bank, mutual fund, and/or investment account for the last two months. (All pages of statements required)
  If you have made any large deposits to your accounts:
 

Explanation and source for deposit along with copies of supporting documentation

If large deposit was a gift:
 

Signed gift letter (lender can supply)

Copy of gift check

Copy of deposit receipt
  If you own more than 25% of a business:
 

Corporate or partnership tax returns
  If self-employed:
 

Federal tax returns for the last two years (with schedules)

Year-to-Date Profit and Loss Statement prepared by an accountant
  If you own rental property:
 

Tax returns for the last two years and current rental agreements
  If you are retired:
 

Pension Award Letter
  If you receive Social Security:
 

Social Security Award Letter
  If you are counting child support as income:
 

Copy of divorce settlement

Copy of twelve months of cancelled child support checks

Debts

Names, addresses, account numbers, balances and monthly payments on all current loans.
Explanation of credit report anomalies, including:
 

Late payments, credit inquiries in the last 90 days, charge-offs, collections, judgments and/or liens.

Bankruptcy, foreclosure or short sale within last seven years (bring a copy of your bankruptcy papers or any supporting documentation to prove date and terms).

VA Loans

Copy of DD Form 214, Report of Separation

Miscellaneous

Photo ID and proof of Social Security number
Residence addresses for the past two years
If applicable, a copy of your divorce decree
If you are not a citizen, a copy of the front and back of your green card