Inter-University Research Institute Corporation
High Energy Accelerator Research Organization
Institute of Particle and Nuclear Studies
Regulations on the Program Advisory Committee
for the Nuclear and Particle Physics Experiments at J-PARC(a translation into English)
2006.March.27
Regulations No.30
revised on 2007.December.26,
revised on 2009.March.31,
revised on 2009.December.25,

Regulations No.63
Regulations No.61
Regulations No.118(Formation)• Article One: Institute of Particle and Nuclear Studies (hereafter “IPNS”)
of High Energy Accelerator Research Organization (hereafter “KEK”),
an Inter-University Research Institute Corporation, sets up the Program Advisory Committee for the Nuclear and Particle Physics Experiments at J-PARC (hereafter “PAC”).
(Tasks)• Article Two: At the request of the IPNS Director, PAC investigates
and approves the proposals for nuclear and particle experiments withthe 50GeV Synchrotron of J-PARC. PAC also deliberates important
issues on the research program with the 50GeV Synchrotron.
Two-2: The investigation and approval should be made from the viewpoints listed below.
(1) Scientiﬁc merits(2) Technical feasibility(3) Ability of the collaboration(4) Relationship with the operational plan of the whole facility(Report and Advice)• Article Three: PAC can ask for a report on the progress to the spokesperson of an approved experiment, and give advice to the experiment ifnecessary.

(Structure)• Article Four: PAC consists of ﬁfteen or fewer members whose research
work coincides with the main research activities of IPNS.
Four-2: The selection of the members should be made by the Advisory
Committee for IPNS.
(Term)• Article Five: The term of the members is four years as a general rule.
The term of the member who ﬁlls a vacancy expires at the end of theoriginal term.
Five-2: The members are prohibited from being reappointed consecutively. The member who ﬁlled a vacancy can be reappointed only once
if the term did not exceed two years.
Five-3: The term of the members can be extended up to two more
years if special reasons for the extension was approved by the the Advisory Committee for IPNS; the term should not exceed 6 years intotal.
(Chair)• Article Six: The IPNS Director designates the chair of PAC from themembers.
Six-2: The chair supervises the tasks of PAC.
Six-3: When the chair is unable to supervise the tasks owing to circumstances, one of the members who has been appointed beforehandby the chair should substitute for it.
(Convening)• Article Seven: The chair convenes a PAC meeting when necessary.
(Procedures)• Article Eight: More than one half of the members must attend a PAC
meeting to make a quorum.
Eight-2: A decision is made by a majority of the members in the PAC
meeting. In the case of a tie, the chair shall decide it.
(General Aﬀairs)• Article Nine: General aﬀairs of PAC are handled by the Research
Cooperative Division of the KEK General Management Department.

(Miscellanies)• Article Ten: PAC can ask attendance of a person who is not a memberof PAC, when necessary, and ask for opinions.
Ten-2: Other issues which are not included to the regulations aredeﬁned separately.

Supplementary Provisions:• Provision One: These regulations become eﬀective on June 1st, 2006.
• Provision Two: Concerning the ﬁrst PAC after these regulations become eﬀective, the term of the members expires on March 31, 2010,
irrespective of Article Five. Furthermore, the term of one half of theﬁrst PAC members expires on March 31, 2008.
Supplementary Provision (2007.December.26, Regulations No.63):• These regulations become eﬀective on December 26th, 2007, and areapplied from July 1st, 2007.
Supplementary Provision (2009.March.31, Regulations No.61):• These regulations become eﬀective on April 1st, 2009.
Supplementary Provision (2009.December.25, Regulations No.118):• These regulations become eﬀective on Decemver 25th, 2009.