Difference between Ultra Vires and Null

ULTRA VIRES vs NULL: NOUN

A quantity of no importance
Zero quantity of expressions; nothing.
A non-existent or empty value or set of values.
One of the beads in nulled work.
A zero method. See under Zero.
That which has no value; a cipher; zero.
The ASCII or Unicode character (␀), represented by a zero value, that indicates no character and is sometimes used as a string terminator.
An instrument reading of zero.
The attribute of an entity that has no valid value.
The raised part in nulling or nulled work. This when small resembles a bead; when longer, a spindle.
In the fingering for stringed instruments, that the note over which it is placed is to be played on an open string.
In thorough-bass, that the bass note over which it is placed is to be played alone, the other parts resting;
Specifically In musical notation, the character 0, denoting
Specifically, one of the bids in the game of skat. Same as misère. See skat.
Something that has no force or meaning; that which is of a negative or meaningless character; a cipher, literally or figuratively.
Zero; nothing.

Causing a complete loss of gene function, amorphic.
Of or comprising a value of precisely zero
Of the null set
Absent or non-existent
Insignificant
Of or relating to a set having no members or to zero magnitude.
Of no consequence, effect, or value; insignificant.
Of no legal or binding force or validity; of no efficacy; invalid; void; nugatory; useless.
Having a value of zero.
Empty; having no members.
Unassigned or meaningless; -- a special value given to variables, especially pointers or logical variables, indicating that it is meaningless and cannot be used in computation. The actual value that is stored in memory to indicate the null condition may vary with the computer language used.
Having no legal force; invalid.
Lacking any legal or binding force
Having no validity, "null and void"
Amounting to nothing; absent or nonexistent.

Beyond power; transcending authority; -- a phrase used frequently in relation to acts or enactments by corporations in excess of their chartered or statutory rights.
Beyond one's power; specifically, beyond the legal or constitutional power of a person, court, or corporation.

Of no account or significance; having no character or expression; negative.
Not any; wanting; non-existent.
In math. logic, noting a propositional function when it is false for all values of x.
Zero in algebraic measure.
To kink: said of a whalemen's line as it runs from the line-tub.
To form nulls, or into nulls, as in a lathe. See nulling.
To annul; deprive of validity; destroy; nullify.
Void; of no legal or binding force or validity; of no efficacy; invalid.
A quantity of no importance; thing (object:), singular, negative pronoun; pronoun, thing, singular; quantifier: negative existential

Null, Contravened, Justiciable, Mala fide, Nullity, Lawful, Prohibitory, Unlawful, Unenforceable, Inapplicable, Statutory, Unconstitutional, Contravention, Violative, Intra vires

Lame, Nil, False, Zilch, Absent, Hopeless, Inconsequential, Nulla, Nullify, Useless, Worthless, Nullity, Void, Nugatory, Invalid

Null, Contravened, Justiciable, Mala fide, Nullity, Lawful, Prohibitory, Unlawful, Unenforceable, Inapplicable, Statutory, Unconstitutional, Contravention, Violative, Intra vires

Lame, Nil, False, Zilch, Absent, Hopeless, Inconsequential, Nulla, Nullify, Useless, Worthless, Nullity, Void, Nugatory, Invalid

Remedios para evitar la responsabilidad ultra vires hereditatis.
Circular being declared ultra vires, void and invalid.
This became known as the ultra vires doctrine.
Ultra vires unavailable to invalidate transfers of property.
It is simply because we are ultra vires.
And this was ultra vires the federal government.
Ultra vires contract: A contract of a corporation which is ultra vires is void ab initio and of no legal effect.
How can it be ultra vires if it has no vires to be ultra?
All, including adjudicators, QCAT, BCC solicitors and counsel, real estate agent and employee heaped ultra vires incompetence upon ultra vires incompetence.
Companies Act, Memorandurn Association, and Ultra vires the Articles act done contrary to in scope of ultra vires Act.

If a string is null, then this function returns null.
If x and y is null, returns null.
NOT NULL returns NULL because nulls are indeterminate.
Check whether value is null or not null.
Has null null received a contact lens exam?
If this array is NULL, cstat must be NULL.
If all values are null, then null is returned.
Append anything to NULL and the result is NULL.
The IS NULL operator returns the Boolean value TRUE if its operand is null, or FALSE if it is not null.
Multiple null values are allowed, since the null value is never equal to anything, even another null value.