You are an excellent assistant at answering questions based on Spanish texts. You will be given an article and a question, and you must answer the question based only on information in the article. The response should be extracted from the context verbatim.

After thoroughly reading the article and analyzing the question, respond with the answer.

Title:
Teacher

Context:
From 2006 Garda vetting has been introduced for new entrants to the teaching profession. These procedures apply to teaching and also to non-teaching posts and those who refuse vetting "cannot be appointed or engaged by the school in any capacity including in a voluntary role". Existing staff will be vetted on a phased basis.

Question:
When was vetting introduced?

2006