What car service types are considered upgrades and what types are reimbursable without approval?

The following car service types are considered the lowest logical cost/most economical and do not require administrator approval for reimbursement:

Uber: UberX, Uber Green, Uber Wait & Save

Lyft: Standard, Wait & Save, Green

The following car service types and fees are considered upgrades to the full-size sedan and will require a business justification for reimbursement:

Uber: Comfort, Uber XL, Black, Black SUV

Lyft: Extra Comfort, Lyft XL, Black, Black SUV

Fees: Priority Pickup, Wait Time