Ownership Submission
FORM 4
Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).
UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN 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
OMB APPROVAL
OMB Number: 3235-0287
Expires: January 31, 2005
Estimated average burden hours per response... 0.5

(Print or Type Responses)
1. Name and Address of Reporting Person *
Forsythe Suzanne V
   2. Issuer Name and Ticker or Trading Symbol
Steris plc [STE] 		5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
_____ Director _____ 10% Owner
__X__ Officer (give title below) _____ Other (specify below)
V. P. - Human Resources
(Last)
(First)
(Middle)
C/O CHANCERY HOUSE, 190 WATERSIDE ROAD, HAMILTON INDUSTRIAL PARK		 3. Date of Earliest Transaction (Month/Day/Year)
05/31/2016
(Street)

LEICESTER, X0 LE5 1QZ		 4. If Amendment, Date Original Filed(Month/Day/Year)
 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 Acquired, Disposed of, or Beneficially Owned
1.Title of Security
(Instr. 3)		 2. Transaction Date (Month/Day/Year) 2A. Deemed Execution Date, if any (Month/Day/Year) 3. Transaction Code
(Instr. 8)		 4. Securities Acquired (A) or Disposed of (D)
(Instr. 3, 4 and 5)		 5. Amount of Securities Beneficially Owned Following Reported Transaction(s)
(Instr. 3 and 4)		 6. Ownership Form: Direct (D) or Indirect (I)
(Instr. 4)		 7. Nature of Indirect Beneficial Ownership
(Instr. 4)
Code V Amount (A) or (D) Price
Ordinary Shares, 0.10 Nominal Value 05/31/2016   F   185 (1) D $ 69.43 9,723 D  
Ordinary Shares, 0.10 Nominal Value 05/31/2016   F   329 (2) D $ 69.43 9,394 D  
Ordinary Shares, 0.10 Nominal Value 05/31/2016   F   140 (3) D $ 69.43 9,254 D  
Ordinary Shares, 0.10 Nominal Value 05/31/2016   F   124 (4) D $ 69.43 9,130 D  
Ordinary Shares, 0.10 Nominal Value 06/01/2016   A   1,500 (5) A $ 0 10,630 D  
Ordinary Shares, 0.10 Nominal Value 06/01/2016   A   1,400 (6) A $ 0 12,030 D  
Ordinary Shares, 0.10 Nominal Value               1,066 I See Footnote Below. (7)

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB control number. SEC 1474 (9-02)

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned
(e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security
(Instr. 3)		 2. Conversion or Exercise Price of Derivative Security 3. Transaction Date (Month/Day/Year) 3A. Deemed Execution Date, if any (Month/Day/Year) 4. Transaction Code
(Instr. 8)		 5. Number of Derivative Securities Acquired (A) or Disposed of (D)
(Instr. 3, 4, and 5)		 6. Date Exercisable and Expiration Date
(Month/Day/Year)		 7. Title and Amount of Underlying Securities
(Instr. 3 and 4)		 8. Price of Derivative Security
(Instr. 5)		 9. Number of Derivative Securities Beneficially Owned Following Reported Transaction(s)
(Instr. 4)		 10. Ownership Form of Derivative Security: Direct (D) or Indirect (I)
(Instr. 4)		 11. Nature of Indirect Beneficial Ownership
(Instr. 4)
Code V (A) (D) Date Exercisable Expiration Date Title Amount or Number of Shares
Employee Stock Option (right to buy) $ 69.72 06/01/2016   A   9,000     (8) 06/01/2026 Ordinary Shares, 0.10 9,000 $ 0 9,000 D  

Reporting Owners

Reporting Owner Name / Address Relationships
 Director  10% Owner  Officer  Other
Forsythe Suzanne V
C/O CHANCERY HOUSE, 190 WATERSIDE ROAD
HAMILTON INDUSTRIAL PARK
LEICESTER, X0 LE5 1QZ		       V. P. - Human Resources  

Signatures

 /s/ J. Adam Zangerle, Authorized Representative under Power of Attorney   06/02/2016
**Signature of Reporting Person Date

Explanation of Responses:

* If the form is filed by more than one reporting person, see Instruction 4(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) 185 shares were withheld from the 563 restricted shares that vested on May 31, 2016. These 185 ordinary shares represent the value of the taxes required to be withheld pursuant to applicable employment or tax laws, as determined by the Issuer. These 563 ordinary shares were awarded to Ms. Forsythe on May 30, 2012 as part of an award of 2,250 restricted shares. These vested shares were valued at the NYSE closing market price on May 31, 2016.
(2) 329 shares were withheld from the 1,000 restricted shares that vested on May 31, 2016. These 329 ordinary shares represent the value of the taxes required to be withheld pursuant to applicable employment or tax laws, as determined by the Issuer. These 1,000 ordinary shares were awarded to Ms. Forsythe on May 31, 2013 as part of an award of 4,000 restricted shares. These vested shares were valued at the NYSE closing market price on May 31, 2016. The remaining restrictions on these ordinary shares lapse as follows: 1,000 on May 31, 2017.
(3) 140 shares were withheld from the 425 restricted shares that vested on May 31, 2016. These 140 ordinary shares represent the value of the taxes required to be withheld pursuant to applicable employment or tax laws, as determined by the Issuer. These 425 ordinary shares were awarded to Ms. Forsythe on May 30, 2014 as part of an award of 1,700 restricted shares. These vested shares were valued at the NYSE closing market price on May 31, 2016. The remaining restrictions on these ordinary shares lapse as follows: 425 on May 30, 2017 and 425 on May 30, 2018.
(4) 124 shares were withheld from the 375 restricted shares that vested on May 31, 2016. These 124 ordinary shares represent the value of the taxes required to be withheld pursuant to applicable employment or tax laws, as determined by the Issuer. These 375 ordinary shares were awarded to Ms. Forsythe on August 10, 2015 as part of an award of 1,500 restricted shares. These vested shares were valued at the NYSE closing market price on May 31, 2016. The remaining restrictions on these ordinary shares lapse as follows: 375 on May 30, 2017; 375 on May 28, 2018; and 375 on May 28, 2019.
(5) All 1,500 of these ordinary shares are restricted. The restrictions on these ordinary shares lapse as follows: 375 on October 3, 2016; 375 on October 2, 2017; 375 on October 1, 2018 and 375 on October 1, 2019.
(6) All 1,400 of these ordinary shares are restricted. The restrictions on these ordinary shares lapse as follows: 350 on June 1, 2017; 350 on June 1, 2018; 350 on June 3, 2019 and 350 on June 1, 2020.
(7) Represents 1,090.150 units of the STERIS Corporation 401(k) Plan STERIS Stock Fund which equals 1,066 ordinary share equivalents as of June 1, 2016.
(8) This option becomes exercisable as follows: 2,250 on June 1, 2017; 2,250 on June 1, 2018; 2,250 on June 3, 2019 and 2,250 on June 1, 2020.

Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.

Potential persons who are to respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB number.