Many people are very concern or affraid that their current AP is Clashing or Offending the Tai Sui. (沖犯太歲）Or even goto Temple to pray.

Clashing the Tai Sui (沖太歲）means the Year EB in the chart is clashing to the EB of AP.
Offending the Tai Sui (犯太歲）means the Year EB in the chart is same as the EB of AP.

But in BaZi theory, it is doesn't matter at all. Don't worry about that. It is just a folk culture.