Registration No. 33-47761


                        SECURITIES AND EXCHANGE COMMISSION
                              WASHINGTON, D.C. 20549

                          POST-EFFECTIVE AMENDMENT NO. 1 

                                        TO

                                     FORM S-8

                           REGISTRATION STATEMENT UNDER
                            THE SECURITIES ACT OF 1933



                              DIAMOND SHAMROCK, INC.
              (Exact name of registrant as specified in its charter)


                 Delaware                             74-2456753                
                                      
      (State or other jurisdiction of              (IRS Employer
       incorporation or organization)               Identification No.)


           9830 Colonnade Boulevard
            San Antonio, Texas                       78230    
      (Address of Principal Executive              (Zip Code)                   
  Offices)

                              DIAMOND SHAMROCK, INC.
                             LONG-TERM INCENTIVE PLAN
                             (Full title of the plan)

                               Timothy J. Fretthold
                       Senior Vice President/Group Executive
                                and General Counsel
                             9830 Colonnade Boulevard
                            San Antonio, Texas 78230         
                      (Name and address of agent for service)

                                  (210) 641-6800      
           (Telephone number, including area code, of agent for service)


Approximate date of proposed commencement of sales pursuant to the Plan: 
From time to time after the effective date of this Registration Statement.     
                                      

       This Post-Effective Amendment No. 1 to Form S-8 is being filed to 
include, as Exhibit 4.1, the text of Diamond Shamrock, Inc. Long-Term Incentive 
Plan, as amended effective May 2, 1995.

                                      PART II
                  INFORMATION REQUIRED IN THE REGISTRATION STATEMENT

Item 8.  Exhibits

     4.1  Diamond Shamrock, Inc. Long-Term Incentive Plan, as amended
          effective May 2, 1995.

     4.2  Rights Agreement between the Company and Ameritrust Company,
          National Association, as Rights Agent, dated March 6, 1990
          (Exhibit 2 to the Company's Form 8-A Registration Statement
          dated March 6, 1990 (the "Form 8-A")).*

     4.3  Certificate of Incorporation of the Company (Exhibit 3.1 to the
          Company's Form 10 Registration Statement No. 1-9409 (the "Form
          10")), as amended by a Certificate of Designations Establishing
          $2.00 Convertible Exchangeable Preferred Stock (an amended form
          of which is Exhibit 4.3 to the Company's Form S-1 Registration
          Statement No. 33-21991) and by a Certificate of Designations
          Establishing Series A Junior Participating Preferred Stock (a
          form of which is Exhibit 3 to the Company's Form 8-A).*

     4.4  By-laws of the Company (Exhibit 3.2 to the Form 10).*

     5.1  Opinion of Timothy J. Fretthold, Esq. with respect to the
          legality of the Company's securities being registered.**

     23.1 Consent of Price Waterhouse LLP.**

     23.2 Consent of Timothy J. Fretthold, Esq. (included in Exhibit
          5.1).**

     24.1 Powers of Attorney of directors and officers of the Company.***

     24.2 Certificate regarding resolutions of the Board of Directors of
          the Company.**

     *Each document marked by an asterisk is incorporated herein by 
reference to the designated document previously filed with the Commission.

     **Each document marked by two asterisks was previously filed as 
part of Registration Statement No. 33-47761.

     ***Powers of Attorney of directors and officers of the Company 
were previously filed as part of Registration Statement No. 33-47761, 
except those filed herewith.


                                    SIGNATURES

Pursuant to the requirements of the 1933 Act, the Company certifies that it has
reasonable grounds to believe that it meets all of the requirements for filing 
on Form S-8 and has duly caused this Post-Effective Amendment No. 1 to Form S-8 
to  be signed on its behalf by the undersigned, thereunto duly authorized, in 
the  City of San Antonio, Texas, on the 22nd day of May, 1995.

                                    DIAMOND SHAMROCK, INC.

                                    By: * R.R. Hemminghaus                
                                        Chairman of the Board and 
                                        Chief Executive Officer

Pursuant to the requirements of the 1933 Act, this Post-Effective Amendment No.
1 to Form S-8 has been signed by the following persons in the capacities and on
the date indicated:

     Signature                Title                    Date

     *R.R. HEMMINGHAUS        Chairman of the Board    May 22, 1995
                              and Chief Executive
                              Officer
                          
     *R.C. BECKER             Vice President and       May 22, 1995
                              Treasurer (Principal
                              Financial Officer)

     *GARY E. JOHNSON         Vice President and       May 22, 1995
                              Controller(Principal
                              Accounting Officer)
     
     *B. CHARLES AMES         Director                 May 22, 1995

     *E. GLENN BIGGS          Director                 May 22, 1995

     *W.E. BRADFORD           Director                 May 22, 1995

     *LAURO F. CAVAZOS        Director                 May 22, 1995

     *W.H. CLARK              Director                 May 22, 1995

     *WILLIAM L. FISHER       Director                 May 22, 1995

     *BOB MARBUT              Director                 May 22, 1995

     *KATHERINE D. ORTEGA     Director                 May 22, 1995






Timothy J. Fretthold, by signing his name hereto, does hereby sign this
Post-Effective Amendment No. 1 to Form S-8 on behalf of Diamond Shamrock, Inc. 
and each of the above-named officers and directors of Diamond Shamrock, Inc.
pursuant to powers of attorney executed on behalf of the Company and each of 
such officers and directors.


*By: /s/ Timothy J. Fretthold         
     Attorney-in-fact

                                      May 22, 1995                      
                                   
                                    

                           INDEX TO EXHIBITS



Exhibit
No. 
                                   

                                Exhibit


4.1    Diamond Shamrock, Inc. Long-Term Incentive Plan, as amended 
       effective May 2, 1995.

4.2    Rights Agreement between the Company and Ameritrust Company, 
       National Association, as Rights Agent, dated March 6, 1990 
       (Exhibit 2 to the Company's Form 8-A Registration Statement 
       dated March 6, 1990 (the "Form 8-A")).*

4.3    Certificate of Incorporation of the Company (Exhibit3.1 to 
       the Company's Form 10 Registration Statement No. 1-9409 (the 
       "Form 10")), as amended by a Certificate of Designations 
       Establishing $2.00 Convertible Exchangeable Preferred Stock 
       (an amended form of which is Exhibit 4.3 to the Company's 
       Form S-1 Registration Statement No. 33-21991) and by a
       Certificate of Designations of Series A Junior Participating 
       Preferred Stock (a form of which is Exhibit 3 to the Company's 
       Form 8-A).*

4.4    By-laws of the Company (Exhibit 3.2 to the Form 10).*

5.1    Opinion of Timothy J. Fretthold, Esq. with respect to the 
       legality of the Company's securities being registered.**

23.1   Consent of Price Waterhouse LLP.**

23.1   Consent of Timothy J. Fretthold, Esq. (included in Exhibit 5.1).**

24.1   Powers of Attorney of directors and officers of the Company.***

24.2   Certificate regarding resolutions of the Board of Directors of the 
       Company.**


*    Each document marked by an asterisk is incorporated herein by
     reference to the designated document previously filed with the
     Commission.

**   Each document marked by two asterisks was previously filed as part
     of Registration Statement No. 33-47761.

***  Powers of Attorney of directors and officers of the Company were
     previously filed as part of Registration Statement No. 33-47761,
     except those filed herewith.


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