The moral obligations of citizens listed in Article 51A (Part IVA) of the Constitution, added to promote a sense of discipline and commitment to the nation.
They embody the discipline and duty ethic relevant to a future officer, and the count (now 11), the amendment (42nd), and the committee (Swaran Singh) are standard facts.
Fundamental Duties (Part IVA, citizens) versus Directive Principles (Part IV, the State); both are non-justiciable, but they bind different actors.
Eleven non-justiciable citizen duties in Art 51A, added by the 42nd Amendment (Swaran Singh Committee).