WILLIAMS COAL SEAM GAS ROYALTY TRUST

FY: Dec 31 2009

Q: Sep 30 2010

Q: Sep 30 2010

Q: Jun 30 2010

Q: Mar 31 2010

FY: Dec 31 2009

Q: Sep 30 2009

Q: Jun 30 2009

Q: Mar 31 2009

FY: Dec 31 2008

Q: Sep 30 2008

Q: Jun 30 2008

Q: Mar 31 2008

FY: Dec 31 2007

Q: Sep 30 2007

Q: Jun 30 2007

Q: Mar 31 2007

FY: Dec 31 2006

Q: Sep 30 2006

Q: Jun 30 2006

7.01,9.01

2.02,9.01

1.01,2.01,7.01,9.01

7.01,9.01

2.02,7.01,9.01

Results of Operations and Financial Condition

Results of Operations and Financial Condition

Results of Operations and Financial Condition

Results of Operations and Financial Condition

Results of Operations and Financial Condition

Results of Operations and Financial Condition

Results of Operations and Financial Condition

2.02,9.01

Results of Operations and Financial Condition

2.02,9.01

2.02,9.01

Results of Operations and Financial Condition

Results of Operations and Financial Condition

Results of Operations and Financial Condition

Results of Operations and Financial Condition

Certification of termination of registration of a class of securities (Section 12(b))

Notification of removal from listing and/or registration on a national securities exchange

Registration statement under Securities Act of 1933

WILLIAMS COMPANIES INC

WILLIAMS COMPANIES INC

WILLIAMS COMPANIES INC

WILLIAMS COMPANIES INC

WILLIAMS COMPANIES INC

WILLIAMS COMPANIES INC

WILLIAMS COMPANIES INC

WILLIAMS COMPANIES INC

WILLIAMS COMPANIES INC

WILLIAMS COMPANIES INC

WILLIAMS COMPANIES INC

WILLIAMS COMPANIES INC

WILLIAMS COMPANIES INC

WILLIAMS COMPANIES INC

WILLIAMS COMPANIES INC

WILLIAMS COMPANIES INC

WILLIAMS COMPANIES INC

WILLIAMS COMPANIES INC

WILLIAMS COMPANIES INC

WILLIAMS COMPANIES INC

Letter from the SEC

Correspondence with the SEC

Letter from the SEC

Letter from the SEC

Correspondence with the SEC

Letter from the SEC

Correspondence with the SEC