Assignment to Trustee of Oil and Gas Production



 Exhibit 10.143 
 NOTICE OF CONFIDENTIALITY RIGHTS: IF YOU ARE A NATURAL PERSON, YOU MAY REMOVE OR STRIKE ANY OF THE FOLLOWING INFORMATION FROM THIS INSTRUMENT BEFORE IT IS FILED FOR RECORD IN THE PUBLIC RECORDS: YOUR SOCIAL SECURITY NUMBER OR YOUR
DRIVER’S LICENSE NUMBER. 
 ASSIGNMENT TO TRUSTEE OF OIL AND GAS PRODUCTION 
  

							
	THE STATE OF TEXAS	 	    |	 		    	
		 	    |	 		    	KNOW ALL MEN BY THESE PRESENTS:
	COUNTY OF WOOD	 	    |	 		    	

 That ENERGYTEC, INC., a Nevada corporation, acting herein by and through its proper officer
who has heretofore been duly authorized, with its principal office in Plano, Texas, and the mailing address for which is 4965 Preston Park Boulevard, Suite 270 East, Plano, Texas 75093, herein called “Grantor”, for good and valuable
consideration paid by the Grantee herein named, and in furtherance of the provisions of a Deed of Trust which has this day been executed, by these presents, GRANTS, CONVEYS and TRANSFERS unto REDONIA HARPER, TRUSTEE, and to her successors and
substitutes in trust, for the benefit of Grantor for the specific purpose of paying the promissory note referenced below, all of Grantor’s right, title and interest in and to the oil, gas and mineral fee and leasehold interests and estates
presently owned, held, or claimed by Grantor, or later acquired by Grantor, covering the lands and property described and identified in Exhibit “A” attached hereto and made a part hereof. 
 When Trustee, or her successors in trust shall have received from the assigned interest a sufficient sum of money to pay and discharge the promissory
note of in the principal sum of FOUR MILLION AND NO/100 DOLLARS ($4,000,000.00), together with interest thereon, and in accordance with its terms and effect, this day executed by Grantor, payable to GLADEWATER NATIONAL BANK,
Post Office Box 1749, Gladewater, Gregg County, Texas 75647-0027, and any additional sums advanced or due in connection with the making of such loan and such note, and all renewals and extensions thereof, the said interest above described shall
immediately revert to Grantor, its heirs and assigns. Trustee agrees to execute, at Grantor’s expense, an instrument in recordable form, evidencing the termination of this production payment when the same has been fully discharged. Until
released, however, any pipeline company or purchaser of production dealing with Grantor, or any successor in interest, shall be entitled to assume that this production payment has not been liquidated. 







 This production payment shall be effective as of 7:00 a.m., March 1, 2007, and all oil and gas runs
after said time shall conform thereto. 
 The terms hereof shall extend to and be binding upon the parties hereto, their heirs, legal
representatives and assigns. 
 EXECUTED this 29th day of March, 2007, EFFECTIVE as of the 27th day of February, 2007. 
  

			
	ENERGYTEC, INC.
		
	By:	 	 /s/ Don Lambert

		 	Don Lambert, President
		
	By:	 	 /s/ Dorothea Krempein

		 	Dorothea Krempein, Vice President


  

			
	 THE STATE OF TEXAS
	  	    |
	 COUNTY OF GREGG
	  	    |

 BEFORE ME, the undersigned authority, on this day personally appeared Don Lambert, President of
ENERGYTEC, INC., a Nevada corporation, and known to me to be the person whose name is subscribed to the foregoing instrument, and acknowledged to me that he executed the same for the purposes and considerations therein expressed, as the act and
deed of such corporation, and in the capacity therein stated. 
 GIVEN UNDER MY HAND
AND SEAL OF OFFICE this 29th day of March, 2007. 
  

	
	 /s/ Gregory Allen Ball

	Notary Public, State of Texas


  

			
	THE STATE OF TEXAS	 	


	 COUNTY OF GREGG
	 
		 
		 
		 

 BEFORE ME, the undersigned authority, on this day personally appeared Dorothea Krempein, Vice
President of ENERGYTEC, INC., a Nevada corporation, and known to me to be the person whose name is subscribed to the foregoing instrument, and acknowledged to me that she executed the same for the purposes and considerations therein expressed,
as the act and deed of such corporation, and in the capacity therein stated. 
 GIVEN
UNDER MY HAND AND SEAL OF OFFICE this 29th day of March, 2007. 
  

	
	 /s/ Gregory Allen Ball

	Notary Public, State of Texas


  

			
	AFTER RECORDING RETURN TO:	 	


	ROBERT A. SHERMAN	 
	POST OFFICE BOX 351	 
	CARTHAGE, TEXAS 75633	 
		 








 Personal Property 
 All oil wells, pumping units, casing rods, production tubing, separators, surface flowlines, wellheads, tanks and other equipment incidental to and used
in connection with the production, treating and storing of minerals or the like (including oil and gas) from those certain oil, gas and mineral leases described in this Exhibit AA@. 
  

	
	Signed for Identification:
	
	 /s/ Don Lambert

	DON LAMBERT, PRESIDENT
	
	 /s/ Dorothea Krempein

	DOROTHEA KREMPEIN, VICE PRESIDENT










			
	CUSTOMER:	 	ENERGYTEC INC
		 	FEBRUARY, 2007

  

													
	 	 	 	  	 	  	 	  	 	 	EXHIBIT “A”
	 LEASE NAME
	 	 COUNTY STATE
	  	 OPERATOR
	  	WORKING
INTEREST	  	REVENUE
INTEREST	 	 LPD ID # /
 API #
	 	OIL/GAS
DISBURSER
	 DRILLAR
 BOZEMAN 1
	 	HOPKINS / TX	  	 COMANCHE
 WELL SERVICE
	  	1.000	  	0.7500	 	TXO05 003383	 	SUNOCO
	 COKER W H 2
	 	HOPKINS / TX	  	 COMANCHE
 WELL SERVICE
	  	1.000	  	0.7500	 	TXO05 003380	 	SUNOCO
	 KENDRICK
 LAWYER 2
	 	HOPKINS / TX	  	 COMANCHE
 WELL SERVICE
	  	1.000	  	0.7500	 	TXO05 003386	 	SUNOCO
	FORD SIMMS 2	 	HOPKINS / TX	  	 COMANCHE
 WELL SERVICE
	  	1.000	  	0.7500	 	TXO05 003382	 	SUNOCO
	 FOSTER
 DERMOT 1
	 	HOPKINS / TX	  	 COMANCHE
 WELL SERVICE
	  	1.000	  	0.7500	 	TXO05 003379	 	SUNOCO
	 LIVINGSTON
 L H 1A
	 	HOPKINS / TX	  	 COMANCHE
 WELL SERVICE
	  	1.000	  	0.7500	 	TXO05 003381	 	SUNOCO
	MORRIS J J 3	 	HOPKINS / TX	  	 COMANCHE
 WELL SERVICE
	  	1.000	  	0.7500	 	TXO05 003378	 	SUNOCO
	KENDRICK M L 1	 	HOPKINS / TX	  	 COMANCHE
 WELL SERVICE
	  	1.000	  	0.7500	 	TXO05 003385	 	SUNOCO
	HOWLE 1	 	HOPKINS / TX	  	 COMANCHE
 WELL SERVICE
	  	1.000	  	0.7500	 	TXG05 121295	 	SUNOCO
	COOK AB 1	 	HOPKINS / TX	  	 COMANCHE
 WELL SERVICE
	  	1.000	  	0.8000	 	TXO05 002858	 	SUNOCO
	HOWLE A,B	 	HOPKINS / TX	  	 COMANCHE
 WELL SERVICE
	  	1.000	  	0.8000	 	SUMMARY	 	SUNOCO
	ISOM 1	 	HOPKINS / TX	  	 COMANCHE
 WELL SERVICE
	  	1.000	  	0.8000	 	TXO05 002859	 	SUNOCO
	 GRICE W W
 NO. 22
	 	WOOD / TX	  	 COMANCHE
 WELL SERVICE
	  	1.000	  	0.7995	 	TXO06 005074	 	SUNOCO
	BAILEY W F 1	 	WOOD / TX	  	 COMANCHE
 WELL SERVICE
	  	1.000	  	0.8000	 	TXO06 000869	 	SUNOCO
	 TAYLOR
 PINKIE 1
	 	WOOD / TX	  	 COMANCHE
 WELL SERVICE
	  	1.000	  	0.8000	 	TXO06 001350	 	SUNOCO
	 CLOVER HILL
 SCHOOL 1
	 	WOOD / TX	  	 COMANCHE
 WELL SERVICE
	  	1.000	  	0.7500	 	TXO06 000868	 	SUNOCO
	TAYLOR P B3	 	WOOD/TX	  	 COMANCHE
 WELL SERVICE
	  	1.000	  	0.8000	 	TXO06 001345	 	SUNOCO
	TAYLOR P A 1A	 	WOOD / TX	  	 COMANCHE
 WELL SERVICE
	  	1.000	  	0.8000	 	TXO06 012837	 	SUNOCO
	 STONE
 JOHNSON 1
	 	WOOD / TX	  	 COMANCHE
 WELL SERVICE
	  	1.000	  	0.8000	 	TXO06 001342	 	SUNOCO
	 CHRIETZBURG
 J C 1
	 	WOOD / TX	  	 COMANCHE
 WELL SERVICE
	  	1.000	  	0.7300	 	TXO06 001338	 	SUNOCO

  

	
	SIGNED FOR IDENTIFICATION:
	
	 /s/ Don Lambert

	DON LAMBERT, PRESIDENT
	
	 /s/ Dorothea Krempein

	DOROTHEA KREMPEIN, VICE PRESIDENT