Exhibit 12 CERTIFICATION UNDER SECTION 302 OF THE SARBANES-OXLEY ACT OF 2002  I, Sergio Ermotti,
certify that:  I have reviewed
     this annual report on Form 20-F of UBS Group AG;
 Based on my
     knowledge, this report does not contain any untrue statement of a material
     fact or omit to state a material fact necessary to make the statements
     made, in light of the circumstances under which such statements were made,
     not misleading with respect to the period covered by this report;
 Based on my
     knowledge, the financial statements, and other financial information
     included in this report, fairly present in all material respects the
     financial condition, results of operations and cash flows of the company
     as of, and for, the periods presented in this report;
 The company’s
     other certifying officer(s) and I are responsible for establishing and
     maintaining disclosure controls and procedures (as defined in Exchange Act
     Rules 13a-15(e) and 15d-15(e)) and internal control over financial
     reporting (as defined in Exchange Act Rules 13a-15(f) and 15d-15(f)) for
     the company and have:
 Designed such
      disclosure controls and procedures, or caused such disclosure controls
      and procedures to be designed under our supervision, to ensure that
      material information relating to the company, including its consolidated
      subsidiaries, is made known to us by others in those entities,
      particularly during the period in which this report is being prepared;
  Designed such
      internal control over financial reporting, or caused such internal
      control over financial reporting to be designed under our supervision, to
      provide reasonable assurance regarding the reliability of financial
      reporting and the preparation of financial statements for external
      purposes in accordance with generally accepted accounting principles;
  Evaluated the
      effectiveness of the company’s disclosure controls and procedures and
      presented in this report our conclusions about the effectiveness of the
      disclosure controls and procedures, as of the end of the period covered
      by this report based on such evaluation; and
  Disclosed in
      this report any change in the company’s internal control over financial
      reporting that occurred during the period covered by the annual report
      that has materially affected, or is reasonably likely to materially
      affect, the company’s internal control over financial reporting; andThe company’s
     other certifying officer(s) and I have disclosed, based on our most
     recent  evaluation of internal control over financial reporting, to the
     company’s auditors and the audit committee of the company’s board of
     directors (or persons performing the equivalent functions):
 All significant
      deficiencies and material weaknesses in the design or operation of
      internal control over financial reporting which are reasonably likely to
      adversely affect the company’s ability to record, process, summarize and
      report financial information; and
  Any fraud,
      whether or not material, that involves management or other employees who
      have a significant role in the company’s internal control over financial
      reporting.  Date: March 18,
2016  _/s/
Sergio Ermotti_____________ Name:  
Sergio Ermotti Title:    
Group Chief Executive Officer


---

CERTIFICATION UNDER SECTION 302 OF THE SARBANES-OXLEY ACT OF 2002  I, Sergio Ermotti,
certify that:  I have reviewed
     this annual report on Form 20-F of UBS AG;
 Based on my
     knowledge, this report does not contain any untrue statement of a material
     fact or omit to state a material fact necessary to make the statements
     made, in light of the circumstances under which such statements were made,
     not misleading with respect to the period covered by this report;
 Based on my
     knowledge, the financial statements, and other financial information
     included in this report, fairly present in all material respects the
     financial condition, results of operations and cash flows of the company
     as of, and for, the periods presented in this report;
 The company’s
     other certifying officer(s) and I are responsible for establishing and
     maintaining disclosure controls and procedures (as defined in Exchange Act
     Rules 13a-15(e) and 15d-15(e)) and internal control over financial
     reporting (as defined in Exchange Act Rules 13a-15(f) and 15d-15(f)) for
     the company and have:
 Designed such
      disclosure controls and procedures, or caused such disclosure controls
      and procedures to be designed under our supervision, to ensure that
      material information relating to the company, including its consolidated
      subsidiaries, is made known to us by others in those entities,
      particularly during the period in which this report is being prepared;
  Designed such
      internal control over financial reporting, or caused such internal
      control over financial reporting to be designed under our supervision, to
      provide reasonable assurance regarding the reliability of financial reporting
      and the preparation of financial statements for external purposes in
      accordance with generally accepted accounting principles;
  Evaluated the
      effectiveness of the company’s disclosure controls and procedures and
      presented in this report our conclusions about the effectiveness of the
      disclosure controls and procedures, as of the end of the period covered
      by this report based on such evaluation; and
  Disclosed in
      this report any change in the company’s internal control over financial
      reporting that occurred during the period covered by the annual report
      that has materially affected, or is reasonably likely to materially
      affect, the company’s internal control over financial reporting; andThe company’s
     other certifying officer(s) and I have disclosed, based on our most
     recent  evaluation of internal control over financial reporting, to the
     company’s auditors and the audit committee of the company’s board of
     directors (or persons performing the equivalent functions):
 All significant
      deficiencies and material weaknesses in the design or operation of
      internal control over financial reporting which are reasonably likely to
      adversely affect the company’s ability to record, process, summarize and
      report financial information; and
  Any fraud,
      whether or not material, that involves management or other employees who
      have a significant role in the company’s internal control over financial
      reporting.  Date: March 18,
2016  _/s/
Sergio Ermotti_____________ Name:  
Sergio Ermotti Title:    
Group Chief Executive Officer


---

CERTIFICATION UNDER SECTION 302 OF THE SARBANES-OXLEY ACT OF 2002  I, Kirt Gardner,
certify that:  I have reviewed
     this annual report on Form 20-F of UBS Group AG;
 Based on my
     knowledge, this report does not contain any untrue statement of a material
     fact or omit to state a material fact necessary to make the statements
     made, in light of the circumstances under which such statements were made,
     not misleading with respect to the period covered by this report;
 Based on my
     knowledge, the financial statements, and other financial information
     included in this report, fairly present in all material respects the
     financial condition, results of operations and cash flows of the company
     as of, and for, the periods presented in this report;
 The company’s
     other certifying officer(s) and I are responsible for establishing and
     maintaining disclosure controls and procedures (as defined in Exchange Act
     Rules 13a-15(e) and 15d-15(e)) and internal control over financial
     reporting (as defined in Exchange Act Rules 13a-15(f) and 15d-15(f)) for
     the company and have: a.Designed such
disclosure controls and procedures, or caused such disclosure controls and
procedures to be designed under our supervision, to ensure that material
information relating to the company, including its consolidated subsidiaries,
is made known to us by others in those entities, particularly during the period
in which this report is being prepared; b.Designed such internal
control over financial reporting, or caused such internal control over
financial reporting to be designed under our supervision, to provide reasonable
assurance regarding the reliability of financial reporting and the preparation
of financial statements for external purposes in accordance with generally
accepted accounting principles; c.Evaluated the
effectiveness of the company’s disclosure controls and procedures and presented
in this report our conclusions about the effectiveness of the disclosure
controls and procedures, as of the end of the period covered by this report
based on such evaluation; and d.Disclosed in this
report any change in the company’s internal control over financial reporting
that occurred during the period covered by the annual report that has
materially affected, or is reasonably likely to materially affect, the
company’s internal control over financial reporting; and The company’s
     other certifying officer(s) and I have disclosed, based on our most
     recent  evaluation of internal control over financial reporting, to the
     company’s auditors and the audit committee of the company’s board of
     directors (or persons performing the equivalent functions): a.All significant
deficiencies and material weaknesses in the design or operation of internal
control over financial reporting which are reasonably likely to adversely
affect the company’s ability to record, process, summarize and report financial
information; and b.Any fraud, whether or
not material, that involves management or other employees who have a
significant role in the company’s internal control over financial reporting.  Date: March 18,
2016  _/s/
Kirt Gardner______________ Name:  
Kirt Gardner Title:    
Group Chief Financial Officer


---

CERTIFICATION UNDER SECTION 302 OF THE SARBANES-OXLEY ACT OF 2002  I, Kirt Gardner,
certify that:  I have reviewed
     this annual report on Form 20-F of UBS AG;
 Based on my
     knowledge, this report does not contain any untrue statement of a material
     fact or omit to state a material fact necessary to make the statements
     made, in light of the circumstances under which such statements were made,
     not misleading with respect to the period covered by this report;
 Based on my
     knowledge, the financial statements, and other financial information
     included in this report, fairly present in all material respects the financial
     condition, results of operations and cash flows of the company as of, and
     for, the periods presented in this report;
 The company’s
     other certifying officer(s) and I are responsible for establishing and
     maintaining disclosure controls and procedures (as defined in Exchange Act
     Rules 13a-15(e) and 15d-15(e)) and internal control over financial
     reporting (as defined in Exchange Act Rules 13a-15(f) and 15d-15(f)) for
     the company and have: a.Designed such
disclosure controls and procedures, or caused such disclosure controls and
procedures to be designed under our supervision, to ensure that material
information relating to the company, including its consolidated subsidiaries,
is made known to us by others in those entities, particularly during the period
in which this report is being prepared; b.Designed such internal
control over financial reporting, or caused such internal control over
financial reporting to be designed under our supervision, to provide reasonable
assurance regarding the reliability of financial reporting and the preparation
of financial statements for external purposes in accordance with generally
accepted accounting principles; c.Evaluated the
effectiveness of the company’s disclosure controls and procedures and presented
in this report our conclusions about the effectiveness of the disclosure
controls and procedures, as of the end of the period covered by this report
based on such evaluation; and d.Disclosed in this
report any change in the company’s internal control over financial reporting that
occurred during the period covered by the annual report that has materially
affected, or is reasonably likely to materially affect, the company’s internal
control over financial reporting; and The company’s
     other certifying officer(s) and I have disclosed, based on our most
     recent  evaluation of internal control over financial reporting, to the
     company’s auditors and the audit committee of the company’s board of
     directors (or persons performing the equivalent functions): a.All significant
deficiencies and material weaknesses in the design or operation of internal
control over financial reporting which are reasonably likely to adversely
affect the company’s ability to record, process, summarize and report financial
information; and b.Any fraud, whether or not
material, that involves management or other employees who have a significant
role in the company’s internal control over financial reporting.  Date: March 18,
2016  _/s/
Kirt Gardner______________ Name:  
Kirt Gardner Title:    
Group Chief Financial Officer


---