Reg:Material Master Foriegn Trade view Update

Hai All,

I need to update the Material Master (mm02) transaction

In that foriegn trade view i need to update .

Is there any BAPI or Function module or any standard program is there?

Could you please help me out?

I need to update the Custon Tariff Prefe. In Foriegn trade view.

Please help me out.

Thanks & Regards,

S.Chaitanya.