The functions of the Board laid down under Section 85(8) of the AP Reorganization Act, 2014 are:

The functions of the Board laid down under Section 85(8) of the AP Reorganisation Act 2014 are: -

(a)  the regulation of supply of water from the projects to the successor States having regard to ––

(i)    Awards granted by the Tribunals constituted under the Inter-State River Water Disputes Act 1956;

(ii)  Any agreement entered into or arrangement made covering the Government of existing State of Andhra Pradesh and any other States or Union territory;

(b)  the regulation of supply of power generated to the authority in-charge of the distribution of power having regard to any agreement entered into or arrangement made covering the Government of the existing State of Andhra Pradesh and any other State or Union territory;

(c)  the construction of such of the remaining on-going or new works connected with the development of the water resources projects relating to the rivers or their tributaries through the successor States as the Central Government may specify by notification in the Official Gazette;

(d)  making an appraisal of any proposal for construction of new projects on Godavari River and giving technical clearance, after satisfying that such projects do not negatively impact the availability of water as per the awards of the Tribunals constituted under the Inter-State River Water Disputes Act, 1956 for the projects already completed or taken up before the appointed day;

(e)  such other functions as the Central Government may entrust to it on the basis of the principles specified in the Eleventh Schedule of AP Reorganisation Act 2014.

Principles governing the functioning of the Board, as applicable to GRMB, as per the Eleventh Schedule are:

1.  In the event of conflicting demand of water for irrigation and power, the requirement of water for irrigation shall take precedence.

2.     In the event of conflicting demand of water for irrigation and drinking water, the requirement of water for drinking water purpose shall take precedence.

3.    The allocations made by the River Water Dispute Tribunals with regard to various projects on Godavari river or for the regions of the existing State of Andhra Pradesh, in respect of assured water shall remain the same.

4.      Allocations, if any, to be made on excess flows by any Tribunal in future shall be binding on both the States of Telangana and Andhra Pradesh.

5.    While the Governments of Telangana and Andhra Pradesh shall be responsible for managing natural calamities, the Board shall advise the two State Governments on the management of disaster or drought or flood in the river of Godavari, particularly in reference to the release of water for the management and mitigation of the natural calamities. The Boards shall have the full authority to get their orders implemented by the two State Governments promptly and effectively in respect of operation of the head works of the dams, reservoirs or head works of canals and works appurtenant thereto including the hydel power projects, as notified by the Central Government, on Godavari Rivers.

6.   No new projects, based on water resources arrived at based on appropriate dependability criteria on Godavari river, can be taken up by the State of Telangana or the State of Andhra Pradesh, without obtaining sanction from the Apex Council, on river water resources.  All such proposals shall be first appraised and technically cleared by the Board, before sanction by the said Apex Council.

7.    Execution of ongoing projects and future new projects on Godavari River shall be the responsibility of the State Government concerned where the project is located.

8.  In case of non-implementation of the decision by either of the States, the defaulting State shall bear the responsibility and shall face financial and other penalties imposed by the Central Government. 

In the discharge of its assigned functions, the Board exercises the powers conferred by the Section 88 of the A. P. Reorganisation Act 2014 to make regulations consistent with the Act for the smooth conduct of its business.