Ratification CERD: yes in 1972, Algeria has also agreed to individual petitions under Article 14.

Extracts from state reply to Durban Review questionnaire:
The Algerian Constitution contains provisions against all forms of discrimination and exploitation, including provisions providing for the protection of foreigners from all forms of racial discrimination. Measures taken to end racism and discrimination include: (a) the ratification of international treaties and regional mechanisms (b) combating human trafficking (c) protection of refugees status (d) combating extreme poverty (e) national institutions.

Link to the full document:
http://www2.ohchr.org/english/issues/racism/DurbanReview/docs/session1/MemberStates/Algeria.pdf