In Massachusetts, residents may purchase defense sprays only from licensed Firearms Dealers in that state, and must hold a valid Firearms Identification Card ( FID ) or License to Carry Firearms ( LTC ) to purchase or to possess outside of one's own private property.

In the United States, in order for a prescription for a controlled substance to be valid, it must be issued for a legitimate medical purpose by a licensed practitioner acting in the course of legitimate doctor-patient relationship.

Prior to 2003, MSCA licensed software was distinguishable from non-MSCA licensed software in that the CDs were not holographic, did not require activation ( for those products which would have otherwise required activation ), and, in some cases, did not require a valid license key.

: " Upgrade licensing standards to require that persons licensed as Operators of Uninspected Towing Vessels hold valid river-inland waters radar observer certification if they stand navigation watch on radar-equipped towing vessels and to require that employers provide more specific evidence of training.

Delaware plates issued since the 1940's are still valid there, and that state even allows reproductions of the early plates to be licensed on newer cars.

In 1999 Stamps. com became the first organization to be licensed by the United States Postal Service to print valid postage from a traditional PC printer.

In the UK, a civil registrar ceremony cannot include hymns, religious readings or prayers, and the marriage must take place at a registered or licensed venue to be legally valid.

The DAP went on to win 13 Parliamentary seats and 31 State Assembly seats, with 11. 9 % of all valid votes that were cast in the election ; the Parti Gerakan Rakyat Malaysia ( Gerakan ) which campaigned on a similar platform also made major gains.

For much more distant objects the Euclidean approximation is not valid, and General Relativity must be taken into account when calculating the luminosity distance of an object.

The coefficients c < sub > k </ sub > must be chosen so that every valid index tuple maps to the address of a distinct element.

John Miles Foley held, specifically with reference to the Beowulf debate, that while comparative work was both necessary and valid, it must be conducted with a view to the particularities of a given tradition ; Foley argued with a view to developments of oral traditional theory that do not assume, or depend upon, finally unverifiable assumptions about composition, and that discard the oral / literate dichotomy focused on composition in favor of a more fluid continuum of traditionality and textuality.

He / she must have a valid passport and either have an invitation letter or a bank statement with enough money to survive the length of the stay in Costa Rica, plus proof of onward travel ( ticket to exit Costa Rica & legal ability to travel to the destination stated on the ticket ).

Thus, to be valid, any law must conform to natural law and coercing people to conform to that law is morally acceptable.

This view entails the problem that it makes any moral criticism of the law impossible: if conformity with natural law forms a necessary condition for legal validity, all valid law must, by definition, count as morally just.

In general, must be renewed periodically, or may be valid for a specific period of time ( e. g., the lifetime of the product upon which the individual is certified ).

* The passengers of the vessel must pay a fee, get a tourist card, and show proper identification including a valid passport.

The EU issues secondary legislation on environmental issues that are valid throughout the EU ( so called regulations ) and many directives that must be implemented into national legislation from the 27 member states ( national states ).

Additionally it is understood that even the council ’ s decisions must be accepted by the entire Church in order for them to be valid.

There were strict rules on who was eligible to issue a valid fatwā and who could not, as well as on the conditions the fatwā must satisfy to be valid.

According to the usul al-fiqh ( principles of jurisprudence ), the fatwā must meet the following conditions in order to be valid:

To be a valid interest of collection it must be possible to obtain a complete collection, for example-British handheld weapons from before second world war -.

The formulas below are valid for all three isotopes of hydrogen, but slightly different values of the Rydberg constant ( correction formula given below ) must be used for each hydrogen isotope.

To assess job performance, reliable and valid measures must be established.

Visitors wishing to drive must possess a Certificate of Insurance or an International Green Card, a valid Driving Licence or International Driving Permit ( UK International Driving Permits are not valid ).

If a player cannot make a valid move after first move of 6 they must pass the die to the next player.

This argument is valid, but this has no bearing on whether any of the statements in the argument are true ; for modus ponens to be a sound argument, the premises must be true for any true instances of the conclusion.

Finally, all tag and attribute names must be lowercase in order to be valid ; HTML, on the other hand, was case-insensitive.

If the defendant asserts his right to remain silent all interrogation must immediately stop and the police may not resume the interrogation unless the police have " scrupulously honored " the defendant ’ s assertion and obtain a valid waiver before resuming the interrogation.

If the defendant does reinitiate contact, a valid waiver must be obtained before interrogation may resume.

For purposes of Miranda, the police must immediately cease the interrogation and cannot resume interrogating the defendant about any offense charged or uncharged unless counsel is present or defendant initiates contact for purposes of resuming interrogation and valid waiver obtained.

Since at a minimum the starting code address vector must always be valid on reset, systems commonly included some nonvolatile memory ( e. g. ROM ) starting at address zero to contain the vectors and bootstrap code.

The set of valid index tuples and the addresses of the elements ( and hence the element addressing formula ) are usually, but not always, fixed while the array is in use.

Husserl responds by saying that truth itself as well as logical laws always remain valid regardless of psychological " evidence " that they are true.

The form used in Maxwell's equations is always valid but more restrictive than that originally formulated by Michael Faraday.

The converse of Duverger's Law is not always valid ; two-party politics may emerge even when the plurality vote is not used.

But thanks to the special organization of GEP chromosomes, these genetic modifications always result in valid computer programs.

Since the operations are atomic, the shared data are always kept in a valid state, no matter what other threads access it.

Mr. X also has a number of ' valid on any transport ' black tokens equal to the number of detectives in play ( in the Milton Bradley version this is always five ), and two ' move twice this turn ' cards.

Applying the rules and customs of prize law, the courts decided whether the Letter of Marque was valid and current, and whether the captured vessel or its cargo in fact belonged to the enemy ( not always easy, when flying false flags was common practice ), and if so the prize and its cargo were " condemned ", to be sold at auction with the proceeds divided among the privateer's owner and crew.

Article 34 of the Concordat also had specified that marriages performed by the Catholic Church would always be considered valid by civil authorities.

The consequence of this is that the rightmost node in the string will always be the largest of the nodes, and, importantly, an array that is already sorted needs no rearrangement to be made into a valid series of heaps.

There is generally greater latitude for Shia ulamā, insofar as the principle of independent reasoning ( ijtihād, from the same root as mujtahid ) in matters of religious law remains valid in Shi ' i jurisprudence, whereas it is deemed to have ended in Sunnism as far back as the 10th century ( though it is now reckoned that this perception of the desuetude or " closing of the door " of ijtihad did not always apply ).

* Tautology ( logic ), a technical notion in formal logic, universal unconditioned truth, always valid

In the case where a valid proof certificate exists, the prover is always able to make the verifier accept by giving it that certificate.

Also, instead of requiring that the verifier always accept valid certificates and reject invalid certificates, it is more lenient:

However, such notarization is not always necessary for such a document to be considered legal — in California and in South Carolina a power of attorney is considered legally valid by the state if it is signed by the principal, by the agent, and then either by two witnesses OR by a single notary public ; in Arizona and Illinois, a power of attorney requires notarization and the signature of at least one witness.

For € 295 per month, travelers can buy an unlimited travel pass which is always valid, even during the peak hours.

The context register made no distinction between user and supervisor states ; interrupts and traps did not switch contexts which required that all valid interrupt vectors always be mapped in page 0 of context, as well as the valid Supervisor Stack.

He uses the fact that induction assumes a valid connection between the proposition " I have found that such an object has always been attended with such an effect " and the proposition " I foresee that other objects which are in appearance similar will be attended with similar effects.

However, in object oriented programming, object construction may always fail, because constructing an object should establish the class invariants, which are often not valid for every combination of constructor arguments.

Note that the general pseudo-code above does not assume that the valid solutions are always leaves of the potential search tree.

However, structural studies have revealed that short second flagellum or at least a second basal body is always present, so this is no longer considered a valid distinction.

( Simon and his successors form the Hasmonean dynasty, which is not always considered a valid kingship by the Jews, since they were not of the lineage of David.