556                                       LAWS OF MARYLAND                            [Ch. 4

FOR JOINT, COORDINATED OR MUTUAL ENVIRONMENTAL
POLLUTION MANAGEMENT ACTIVITIES RELATING TO INTERSTATE
ENVIRONMENTAL POLLUTION PROBLEMS COMMON TO THE
JURISDICTIONS OF SUCH SIGNATORIES AND FOR THE
ESTABLISHMENT OF COMMON OR JOINT REGULATION,
MANAGEMENT, SERVICES, AGENCIES, OR FACILITIES FOR SUCH
PURPOSES OR MAY DESIGNATE AN APPROPRIATE AGENCY TO ACT
AS THEIR JOINT AGENCY IN REGARD THERETO. NO
SUPPLEMENTARY AGREEMENT SHALL BE VALID TO THE EXTENT
THAT IT CONFLICTS WITH THE PURPOSES OF THIS COMPACT OR
WITH THE LAWS OF THE UNITED STATES AND THE CREATION OF
A JOINT AGENCY BY SUPPLEMENTARY AGREEMENT SHALL NOT
AFFECT THE PRIVILEGES, POWERS, RESPONSIBILITIES OR
DUTIES UNDER THIS COMPACT OF SIGNATORIES PARTICIPATING
THEREIN.

(N) EXECUTION OF SUPPLEMENTARY AGREEMENTS AND
EFFECTIVE DATE. THE CHIEF EXECUTIVE IS AUTHORIZED TO
ENTER INTO SUPPLEMENTARY AGREEMENTS FOR THE SIGNATORY
AND HIS OFFICIAL SIGNATURE SHALL RENDER THE AGREEMENT
IMMEDIATELY BINDING UPON THE SIGNATORY:

PROVIDED THAT:

(1)     THE LEGISLATIVE BODY OF ANY SIGNATORY
ENTERING INTO SUCH A SUPPLEMENTARY AGREEMENT SHALL AT
ITS NEXT LEGISLATIVE SESSION COMPETENT TO CONSIDER THE
SAME BRING THE SUPPLEMENTARY AGREEMENT BEFORE IT AND
BY APPROPRIATE LEGISLATIVE ACTION APPROVE, DISAPPROVE,
OR CONDITION THE AGREEMENT OF THAT SIGNATORY.

(2)   NOTHING IN THIS COMPACT SHALL      BE CONSTRUED
TO LIMIT THE RIGHT OF CONGRESS BY ACT OF   LAW EXPRESSLY
ENACTED THEREAFTER FOR THAT PURPOSE TO   DISAPPROVE OR
CONDITION A SUPPLEMENTARY AGREEMENT.

(0) SPECIAL SUPPLEMENTARY AGREEMENTS.
SIGNATORIES MAY ENTER INTO SPECIAL SUPPLEMENTARY
AGREEMENTS WITH FOREIGN NATIONS IN THE MANNER PROVIDED
IN SUBSECTION (N) FOR THE SAME PURPOSES AND WITH THE
SAME POWERS AS UNDER SUBSECTION (M) UPON THE CONDITION
THAT SUCH NON-SIGNATORY PARTY ACCEPT THE GENERAL
OBLIGATIONS OF SIGNATORIES UNDER THIS COMPACT:
PROVIDED, THAT SPECIAL SUPPLEMENTARY AGREEMENTS SHALL
BECOME EFFECTIVE ONLY AFTER BEING CONSENTED TO BY THE
CONGRESS.

(P) JURISDICTION OF SIGNATORIES RESERVED.
NOTHING IN THIS COMPACT SHALL BE CONSTRUED TO
RESTRICT, RELINQUISH OR BE IN DEROGATION OF, ANY POWER
OR AUTHORITY CONSTITUTIONALLY POSSESSED BY ANY