The Directive Principles of State Policy, embodied in Part IV of the Constitution, are directions given to the State to guide the establishment of an economic and social democracy, as proposed by the Preamble. They set forth the humanitarian and socialist instructions that were the aim of social revolution envisaged in India by the Constituent Assembly. The State is expected to keep these principles in mind while framing laws and policies, even though they are non-justiciable in nature.
 Article 37
while stating that the Directive Principles are not enforceable in any court of law, declares them to be "fundamental to the governance of the country" and imposes an obligation on the State to apply them in matters of legislation.
Article 38
State to promote the welfare of the people by affirming social, economic and political justice, as well as to fight income inequality and ensure individual dignity.
Article 39
lays down certain principles of policy to be followed by the State, including providing an adequate means of livelihood for all citizens, equal pay for equal work for men and women, proper working conditions, reduction of the concentration of wealth and means of production from the hands of a

few, and distribution of community resources to "subserve the common good".

Article 39A
requires the State to provide free legal aid to ensure that opportunities for securing justice are available to all citizens irrespective of economic or other disabilities
Articles 41–43
mandate the State to endeavour to secure to all citizens the right to work, a living wage, social security, maternity relief, and a decent standard of living. These provisions aim at establishing a socialist state as envisaged in the Preamble. It also places upon the State the responsibility of promoting cottage industries, and the federal government has, in furtherance of this, established several Boards for the promotion of khadi, handlooms etc., in coordination with the state governments.
Article 43A
mandates the State to work towards securing the participation of workers in the management of industries. .

Article 44
encourages the State to secure a uniform civil code for all citizens, by eliminating discrepancies between various personal laws currently in force in the country. Article 45 originally mandated the State to provide free and compulsory education to children between the ages of six and fourteen years.
Article 46
is also mandated to promote the interests of and work for the economic uplift of the scheduled castes and scheduled tribes and protect them from discrimination and exploitation. Several enactments, including two Constitutional amendments, have been passed to give effect to this provision.
 Article 47
commits the State to raise the standard of living and improve public health, and prohibit the consumption of intoxicating drinks and drugs injurious to health. As a consequence, partial or total prohibition has been introduced in several states, but financial constraints have prevented its full-fledged application.
Article 48
to organise agriculture and animal husbandry on modern and scientific lines by improving breeds and prohibiting slaughter of cattle.
Article 48A
mandates the State to protect the environment and safeguard the forests and wildlife of the country.
Article 49
places an obligation upon the State to ensure the preservation of monuments and objects of national importance.

Article 50
requires the State to ensure the separation of judiciary from executive in public services, in order to ensure judicial independence, and federal legislation has been enacted to achieve this objective.
Article 51
must also strive for the promotion of international peace and security, and Parliament has been empowered under Article 253 to make laws giving effect to international treaties.