Requirements:

Transport of Human Remains

1. Certified copies of Death certificate (2)
2. Burial/Transit Permit
3. Passport of decedent
4. Embalmer's affidavit (notarized)
5. Letter of non-contagious disease (notarized)
6. Funeral home letter stating: 1) only remains are inside the casket; 2) flight itinerary; 3) consignee's name, address, and telephone number; 4) cemetery name and location
7. Casket - sealer-type metal
8. Air tray (wood bottom)
9. No consulate fees or inspection required

Consulates: http://www.state.gov/s/cpr/rls/fco/164194.htm#bangladesh

Embassy: http://www.bdembassyusa.org/