Define shall or must

You must arrive in class on time. — the requirement is an imperative This door handle must be rotated fully. — the requirement is a directive. Bible, Acts 9:6 Arise, and go into the city, and it shall be told thee what thou must do. (modal auxiliary, defective) said about something that is very likely, probable, or certain to be true

Shall vs Should. The basic difference between "shall" and "should" is that "should" is the past tense of "shall." But when we use these words or modals, the usage is not as simple as using "should" in place of "shall" in the past tense.Why, she'll rush out more dead than alive just in the things she is wearing; if you delay at all there'll be tears and 'Papa' and 'Mamma,' and she's frozen in a minute and must go back--but you wrap the fur cloak round her first thing and carry her to the sleigh.

(2) Guidance documents must not include mandatory language such as "shall," "must," "required," or "requirement," unless FDA is using these words to describe a statutory or regulatory requirement.The definition of an element in a resource or an extension. The definition includes: Path (name), Cardinality, and data type; Definitions, usage notes, and requirements (2) Guidance documents must not include mandatory language such as "shall," "must," "required," or "requirement," unless FDA is using these words to describe a statutory or regulatory requirement. When used in statutes, contracts, or the like, the word "shall" is generally imperative or mandatory.[Independent School Dist. v. Independent School Dist., 170 N.W.2d 433, 440 (Minn. 1969)] "In common, or ordinary parlance, and in its ordinary signification, the term 'shall' is a word of command,...

So "shall" in normal speak is often replaced nowadays with "must' or "will". So what would/should you use when you're writing documents for your management system?Firstly, if it is a mandatory activity that has to be done, then "must" is probably the best term to use.Boeing follows responsible business practices and promotes positive changes in the lives of people around the world while growing shareholder and customer value in a competitive global marketplace. We view human dignity and freedom from oppression as fundamental rights in a principled and productive work environment. The Law Dictionary features Black's Law Dictionary, the trusted legal dictionary of law definitions and terms for over 100 years. The 2nd edition has over 15K legal terms for your business and research use.