In 1990,
the two governments agreed to establish
the Malaysia-Thailand Joint Authority
(MTJA) to oversee, and plan joint
activities relating to, development of the
JDA. In 1997, the Petroleum Authority
of Thailand (PTT) (The name was
changed to “PTT Public Co. Ltd.,” from
October 1, 2001) and the Malaysian
state oil company Petronas signed a
Head of Agreement (HOA), agreeing to
share the benefits accrued from the JDA
equally