Ownership Submission
FORM 3
UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934, Section 17(a) of the Public Utility Holding Company Act of 1935 or Section 30(h) of the Investment Company Act of 1940
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(Print or Type Responses)
1. Name and Address of Reporting Person *
  Burton Karen L
2. Date of Event Requiring Statement (Month/Day/Year)
01/26/2017
3. Issuer Name and Ticker or Trading Symbol
Steris plc [STE]
(Last)
(First)
(Middle)
C/O CHANCERY HOUSE, 190 WATERSIDE RD., HAMILTON INDUSTRIAL PARK
4. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
_____ Director _____ 10% Owner
__X__ Officer (give title below) _____ Other (specify below)
VP, Controller & CAO
5. If Amendment, Date Original Filed(Month/Day/Year)
(Street)

LEICESTER, X0 LE5 1QZ
6. Individual or Joint/Group Filing(Check Applicable Line)
_X_ Form filed by One Reporting Person
___ Form filed by More than One Reporting Person
(City)
(State)
(Zip)
Table I - Non-Derivative Securities Beneficially Owned
1.Title of Security
(Instr. 4)
2. Amount of Securities Beneficially Owned
(Instr. 4)
3. Ownership Form: Direct (D) or Indirect (I)
(Instr. 5)
4. Nature of Indirect Beneficial Ownership
(Instr. 5)
Ordinary Shares, 0.10 par value 8,726 (1)
D
 
Ordinary Shares, 0.10 par value 319 (2)
I
By 401(k)

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly. SEC 1473 (7-02)
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Table II - Derivative Securities Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security
(Instr. 4)
2. Date Exercisable and Expiration Date
(Month/Day/Year)
3. Title and Amount of Securities Underlying Derivative Security
(Instr. 4)
4. Conversion or Exercise Price of Derivative Security 5. Ownership Form of Derivative Security: Direct (D) or Indirect (I)
(Instr. 5)
6. Nature of Indirect Beneficial Ownership
(Instr. 5)
Date Exercisable Expiration Date Title Amount or Number of Shares
Employee Stock Option (right to buy)   (3) 05/21/2018 Ordinary Shares 475 $ 30.84 D  
Employee Stock Option (right to buy)   (4) 05/20/2020 Ordinary Shares 3,800 $ 31.87 D  
Employee Stock Option (right to buy)   (5) 05/31/2021 Ordinary Shares 3,800 $ 36.09 D  
Employee Stock Option (right to buy)   (6) 05/30/2022 Ordinary Shares 3,700 $ 29.94 D  
Employee Stock Option (right to buy)   (7) 05/31/2023 Ordinary Shares 4,040 $ 45.34 D  
Employee Stock Option (right to buy)   (8) 05/30/2024 Ordinary Shares 3,400 $ 53.52 D  
Employee Stock Option (right to buy)   (9) 05/28/2025 Ordinary Shares 2,852 $ 66.15 D  
Employee Stock Option (right to buy)   (10) 06/01/2026 Ordinary Shares 2,600 $ 69.72 D  

Reporting Owners

Reporting Owner Name / Address Relationships
Director 10% Owner Officer Other
Burton Karen L
C/O CHANCERY HOUSE, 190 WATERSIDE RD.
HAMILTON INDUSTRIAL PARK
LEICESTER, X0 LE5 1QZ
      VP, Controller & CAO  

Signatures

/s/ Ronald E. Snyder, Authorized Representative under Power of Attorney 02/03/2017
**Signature of Reporting Person Date

Explanation of Responses:

* If the form is filed by more than one reporting person, see Instruction 5(b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations. See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
(1) 5,956 of these shares are restricted and vest as follows: 1,300 on May 31, 2017; 1,000 on April 2, 2018; 972 on May 30, 2018; 764 on May 28, 2019; 700 on October 1, 2019 and 1,220 on June 1, 2020.
(2) Based on closing price of February 2, 2017.
(3) This option was granted as part of an award of 2,100 ordinary shares on May 21, 2008, 1,625 of which has been exercised.
(4) This option was granted on May 20, 2010 and is fully vested.
(5) This option was granted on May 31, 2011 and is fully vested.
(6) This option was granted on May 30, 2012 and is fully vested.
(7) This option was granted on May 31, 2013 and is exerciseable in four equal amounts as follows: 1,010 on May 31, 2014, 1,010 on May 31, 2015, 1,010 on May 31, 2016 and 1,010 on May 31, 2017.
(8) This option was granted on May 30, 2014 and is exerciseable in four equal amounts as follows: 850 on May 30, 2015, 850 on May 30, 2016, 850 on May 30, 2017 and 850 on May 30, 2018.
(9) This option was granted on May 28, 2015 and is exerciseable in four equal amounts as follows: 713 on May 28, 2016, 713 on May 30, 2017, 713 on May 29, 2018 and 713 on May 28, 2019.
(10) This option was granted on June 1, 2016 and is exerciseable in four equal amounts as follows: 650 on June 1, 2017, 650 on June 1, 2018, 650 on June 3, 2019 and 650 on June 1, 2020.
 
Remarks:
Vice President, Controller and Chief Accounting Officer

Exhibit 24 - Power of Attorney

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