530                                 Laws of Maryland                          ch. 240

the operation of the facility, shall be transferred to the sole owner-
ship of the Service at the time designated in the five-year plan, on
terms and conditions satisfactory to the Service and the municipality
or person transferring the project. COMPENSATION FOR EXIST-
ING PROJECTS MAY BE BASED ON THE ORIGINAL COST
OF THE PROJECT MINUS AN ALLOWANCE FOR DEPRECIA-
TION, OR ON OTHER TERMS AND CONDITIONS SATISFAC-
TORY TO THE MUNICIPALITY OR PERSON TRANSFERRING
THE PROJECT. All costs and obligations assumed by the Service
incidental to the transfer of ownership OF AN EXISTING PROJ-
ECT shall be included in the charges levied against the service
district.

(i) The Service annually BIANNUALLY BIENNIALLY shall
review, update, and readopt the five-year plan for each service region
after review by the municipalities and persons concerned. Imme-
diately thereafter, THE FIVE-YEAR PLAN MAY BE UPDATED
AND READOPTED BY THE SERVICE ONLY AFTER AT
LEAST ONE PUBLIC HEARING IN EACH OF THE COUNTIES
(OR BALTIMORE CITY) AFFECTED. UPON UPDATING AND
READOPTION, the Service shall take the actions necessary to
implement the revised plan.

(j) The Service by formal action , AND AFTER CONSULTA-
TION WITH THE MUNICIPALITIES AFFECTED, may extend
the boundaries of service regions or districts, combine two or more
service regions or districts or parts thereof and combine, abandon,
extend, enlarge, improve, or make any other modification of projects
serving one or more service districts, provided that no such change
will diminish any existing level of service rendered to the district
or districts concerned.

(k) Within a wastewater purification service district the Service
shall be responsible for the purification and disposal of liquid waste
as set forth in the five-year plan, including the residue resulting from
purification, that is delivered to the Service projects through the
sewer pipes of any municipality or person in the service district
except that the Service may exclude or require pre-conditioning of
any waste that might otherwise be harmful to structures or purifi-
cation processes or endanger the health or safety of workers. Within
the service district no municipality or person may discharge liquid
waste onto the surface of the ground or into the waterways of the
State except through the projects of the Service OR OF A MUNICI-
PALITY OR PERSON DESIGNATED BY THE PLAN, or under
reasonable conditions the Service stipulates.

(l) Within a solid waste disposal service district the Service
shall be responsible for the disposal of solid wastes as set forth in the
five-year plan. Within the service district no municipality or person
may dispose of solid wastes except through the projects of the Serv-
ice OR OF A MUNICIPALITY OR PERSON DESIGNATED BY
THE PLAN, or under reasonable conditions the Service stipulates.

6. Mandatory agreement to provide requested services.

(a) Prior to the establishment of a service district, any munici-

(A) ANY MUNICI- polity or person may request the Service to

provide the wastewater purification or solid waste disposal projects as

are authorized by this Article. The request shall set forth the type