My standard timesheet says similar:
Consultant: I certify that the time recorded above is an accurate record of services provided between <MyCo> and <ClientCo>
Signed: ........................ Date:..............
Client Manager: I certify that the time recorded above is an accurate record of the services provided to <ClientCo> and <ClientCo> should be invoiced for work performed during this period.
Signed: ........................ Date:..............
Consultant: I certify that the time recorded above is an accurate record of services provided between <MyCo> and <ClientCo>
Signed: ........................ Date:..............
Client Manager: I certify that the time recorded above is an accurate record of the services provided to <ClientCo> and <ClientCo> should be invoiced for work performed during this period.
Signed: ........................ Date:..............
Comment