Whereas the draft of Dock Workers, (Safety, Health and Welfare) Rules, 1987, was published as required by sub-section (1) of Sec. 22 of the Dock Workers, (Safety, Health and Welfare) Act, 1986 (54 of 1986), in Pt. II, Sec. 3 (i), of the Gazette of India, Extraordinary, dated the 27th November, 1987 with notification of the Government of India In the Ministry of Labour, No. G.S.R. 939 (E), dated the 27th November, 1987, inviting objections and suggestions from all persons likely to be affected thereby, till the expiry of a period of forty-five days from the date of publication of the said draft notification in the Official Gazette; And whereas the said Gazette was made available to the public on the 18th December, 1987;And whereas the objections and suggestions received from the public on the said draft have been considered by the Central Government; Now therefore, in exercise of the powers conferred by Sec. 20 of the said Act, the Central Government hereby makes the following rules, namely:-1. Short title, application and commencement.-(1) These rules may be called the Dock Workers, (Safety, Health and Welfare) Rules, 1990. (2) They shall apply to all major ports in India as defined in the Major Ports Act, 1963 (38 of 1963). (3) They shall come into force after expiry of 30 days from the date of their publication in the Official Gazette. 2. Definitions.-In these rules, unless the context otherwise require.-(a) "Act" means the Dock Workers, (Safety, Health and Welfare) Act, 1986 (54 of 1986); (b) "Regulations" means the Dock Workers, (Safety, Health and Welfare) Regulations, 1989; and, (c) All the words used in these rules and not defined but defined in the Act or the regulations shall have the meanings respectively assigned to them in the Act and the regulations.