Employment Non-Discrimination Act of 2003

Employment Non-Discrimination Act of 2003 - Prohibits employment discrimination on the basis of sexual orientation by covered entities (including employment agencies, labor organizations, and training programs). Prohibits related retaliation and coercion.

Declares this Act inapplicable to the provision of employee benefits for the benefit of an employee's domestic partner. Prohibits the Equal Employment Opportunity Commission from: (1) collecting statistics on sexual orientation from covered entities; and (2) compelling covered entities to collect such statistics. Prohibits: (1) quotas and preferential treatment; and (2) an order or consent decree for a violation of this Act that includes a quota or preferential treatment. Declares this Act inapplicable to: (1) religious organizations; (2) the relationship between the United States and members of the armed forces; or (3) laws creating special rights or preferences for veterans.

Prohibits the imposition of affirmative action for a violation of this Act. Disallows State immunity. Makes the United States or a State liable for remedies to the same extent as under the Civil Rights Act of 1964.