Boat Notes Regulations commencement took effect from the appointed date, activating the regulatory framework for boat notes.
Boat Notes Regulations, 1976 came into force on 1 January 1978 pursuant to the power to appoint their commencement date under regulation 1(2).

Bill of Coastal Goods form requirements became operative through commencement of the governing regulations.
Bill of Coastal Goods (Form) Regulations, 1976 came into force on 1 January 1978 pursuant to the commencement power under regulation 1(2).

Import report regulations commencement established the effective date for mandatory operation of prescribed import reporting forms.
The Import Report (Form) Regulations 1976 came into force on 1 January 1978 pursuant to the commencement power under regulation 1(2).

Export report form regulations took effect, establishing the commencement date for the prescribed export reporting framework.
Export Report (Form) Regulations, 1976 came into force on 1 January 1978 pursuant to the Central Board of Excise and Customs' power under the commencement provision of those Regulations.

Import manifest requirements for aircraft became operational from the appointed commencement date under the governing regulations.
Import Manifest (Aircraft) Regulations, 1976 came into force on 1 January 1978, pursuant to the Central Board of Excise and Customs' power to appoint their commencement date under the Regulations.

Export manifest requirements for aircraft took effect, establishing the commencement date for the governing customs regulations.
Export Manifest (Aircraft) Regulations, 1976 came into force on 1 January 1978 pursuant to the Central Board of Excise and Customs' power to appoint their commencement date under the regulations.

Import duty drawback restrictions prevent smuggling-linked exports, while permitting compliant currency-backed, project, capital goods and petroleum exports.
Drawback of import duty is barred for goods exported to Bhutan or Nepal and for land exports to Myanmar, Tibet or Sinkiang because of the risk of smuggling back into India. Exceptions apply to specified exports to Nepal, Bhutan and Myanmar against irrevocable letters of credit in freely convertible currency, supplies to qualifying multilateral-agency-financed projects, eligible capital goods exported to Nepal under government global tenders subject to payment, bank-certification and land-station conditions, and specified petroleum product exports to Nepal. Third-country goods imported into India and re-exported to Nepal are excluded from drawback.

Determination of origin requires consignment proof and meeting specified production thresholds for preferential tariff eligibility.
Determination of origin requires that goods be consigned from a declared preferential area and, for manufactured articles, that they be wholly manufactured there or, if partially manufactured, that the final manufacturing process occurred there and that the expenditure on material produced and labour performed in that country meet the prescribed portion of the factory or works cost. Material and labour from other preferential areas may be reckoned as local when goods are consigned from such an area. Imports by post require a country-of-origin declaration on arrival for preferential claims.