The different manual forms are
| Form | Type | Charge | Other information |
| IHT301 | NIOP | Death estate | PLCT ( IHTM31413) sub-threshold, no aggregable estate and no reliefs against tax |
| IHT302 | IOP | Death estate | |
| IHT305 | Rate | Principal (IHTM31471) (discretionary settlements) | Calculation of rate (IHTM31472) |
| IHT306 | Rate | Proportionate (IHTM31471) (discretionary settlements) | Calculation of rate |
| IHT307 | NIOP |
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| IHT308 | NIOP |
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| IHT309 | IOP |
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| IHT310 | NIOP |
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