subsection (a) or to increase production limits established under this
Act to reflect production allowances acquired under a transfer under
paragraph (2) of subsection (a).
"(c) Regulations.-The Administrator shall promulgate, within 2
years after the date of enactment of the Clean Air Act Amendments of
1990, regulations to implement this section.
"(d) Definition.-In the case of the United States, the term
`applicable domestic law' means this Act.
"SEC. 617. INTERNATIONAL COOPERATION.
"(a) In General.-The President shall undertake to enter into
international agreements to foster cooperative research which
complements studies and research authorized by this title, and to
develop standards and regulations which protect the stratosphere
consistent with regulations applicable within the United States. For
these purposes the President through the Secretary of State and the
Assistant Secretary of State for Oceans and International
Environmental and Scientific Affairs, shall negotiate multilateral
treaties, conventions, resolutions, or other agreements, and
formulate, present, or support proposals at the United Nations and
other appropriate international forums and shall report to the
Congress periodically on efforts to arrive at such agreements.
"(b) Assistance to Developing Countries.-The Administrator, in
consultation with the Secretary of State, shall support global
participation in the Montreal Protocol by providing technical and
financial assistance to developing countries that are Parties to the
Montreal Protocol and operating under article 5 of the Protocol. There
are authorized to be appropriated not more than $30,000,000 to carry
out this section in fiscal years 1991, 1992 and 1993 and such sums as
may be necessary in fiscal years 1994 and 1995. If China and India
become Parties to the Montreal Protocol, there are authorized to be
appropriated not more than an additional $30,000,000 to carry out this
section in fiscal years 1991, 1992, and 1993.
"SEC. 618. MISCELLANEOUS PROVISIONS.
"For purposes of section 116, requirements concerning the areas
addressed by this title for the protection of the stratosphere against
ozone layer depletion shall be treated as requirements for the control
and abatement of air pollution. For purposes of section 118, the re-
quirements of this title and corresponding State, interstate, and
local requirements, administrative authority, and process, and
sanctions respecting the protection of the stratospheric ozone layer
shall be treated as requirements for the control and abatement of air
pollution within the meaning of section 118.".
SEC. 603. METHANE STUDIES.
(a) Economically Justified Actions.-Not later than 2 years after
enactment of this Act, the Administrator shall prepare and submit a
report to the Congress that identifies activities, substances,
processes, or combinations thereof that could reduce methane emissions
and that are economically and technologically justified with and
without consideration of environmental benefit.
(b) Domestic Methane Source Inventory and Control.-Not later than
2 years after the enactment of this Act, the Administrator, in
consultation and coordination with the Secretary of Energy and the
Secretary of Agriculture, shall prepare and submit to the Congress
reports on each of the following:
(1) Methane emissions associated with natural gas extraction,
transportation, distribution, storage, and use. Such report shall