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Letter Mail Regulations (SOR/88-430)

Regulations are current to 2020-10-05 and last amended on 2020-01-13. Previous Versions

Letter Mail Regulations



Registration 1988-08-25

Regulations Respecting Letter Mail

P.C. 1988-1697 1988-08-25

Whereas a copy of proposed Regulations respecting first class mail, substantially in the form annexed hereto, was published in the Canada Gazette Part I on May 14, 1988 and a reasonable opportunity was thereby afforded to interested persons to make representations to the Minister of Consumer and Corporate Affairs with respect thereto;

Therefore, Her Excellency the Governor General in Council, on the recommendation of the Minister of Consumer and Corporate Affairs, pursuant to subsection 17(1) of the Canada Post Corporation ActFootnote *, is pleased hereby to approve the revocation of the Domestic First Class Mail Regulations, C.R.C., c. 1278, and to approve the annexed Regulations respecting first class mail, made by the Canada Post Corporation, effective January 1, 1989.

Short Title

 These Regulations may be cited as the Letter Mail Regulations.

  • SOR/90-801, s. 2
  • SOR/2003-382, s. 21(F)


 In these Regulations,


carbonizing[Repealed, SOR/91-625, s. 1]

delivery mode

delivery mode[Repealed, SOR/90-13, s. 1]

delivery mode scheme

delivery mode scheme[Repealed, SOR/90-13, s. 1]

domestic basic letter rate

domestic basic letter rate[Repealed, SOR/2014-48, s. 1]

first class mail

first class mail[Repealed, SOR/90-801, s. 3]

foldover construction self-mailer

foldover construction self-mailer[Repealed, SOR/91-625, s. 1]

forward sortation area

forward sortation area[Repealed, SOR/90-13, s. 1]

frequent posting

frequent posting[Repealed, SOR/90-13, s. 1]

identical items

identical items[Repealed, SOR/90-13, s. 1]

infrequent posting

infrequent posting[Repealed, SOR/90-13, s. 1]

letter mail

letter mail means

  • (a) a letter, card, postcard or similar communication,

  • (b) a receipt, invoice or similar article of a financial nature, and

  • (c) any other article the sender chooses to post at a rate for letter mail

that is posted in Canada for delivery in Canada and meets the requirements of these Regulations; (envoi poste-lettres)

local delivery unit

local delivery unit[Repealed, SOR/90-13, s. 1]

multi-web construction self-mailer

multi-web construction self-mailer[Repealed, SOR/91-625, s. 1]

optical character reader

optical character reader or OCR[Repealed, SOR/90-13, s. 1]

postal code

postal code[Repealed, SOR/90-13, s. 1]

reduced consumer price index factor

reduced consumer price index factor[Repealed, SOR/2009-286, s. 1]

rural forward sortation area

rural forward sortation area[Repealed, SOR/90-13, s. 1]


self-mailer means any article, other than a card, postcard, magazine or catalogue, that does not have an outer cover, wrapping or envelope in addition to the paper or other material on which the written communication is placed; (envoi à découvert)

single posting

single posting[Repealed, SOR/90-13, s. 1]

urban forward sortation area

urban forward sortation area[Repealed, SOR/90-13, s. 1]

  • SOR/88-613, s. 1
  • SOR/90-13, s. 1
  • SOR/90-801, s. 3
  • SOR/91-625, s. 1
  • SOR/96-448, s. 1
  • SOR/2000-221, s. 1
  • SOR/2003-382, ss. 19(E), 21(F)
  • SOR/2009-286, s. 1
  • SOR/2014-48, s. 1

Rates of Postage

  •  (1) The rates set out in item 1 of the schedule apply to an item of letter mail that meets the applicable requirements for standard mail.

  • (2) [Repealed, SOR/2004-294, s. 1]

  • (3) The rates set out in item 2 of the schedule apply to an item of letter mail other than an item referred to in subsection (1).

  • (4) to (7) [Repealed, SOR/2009-286, s. 2]

  • (8) [Repealed, SOR/2014-48, s. 2]

  • SOR/88-613, s. 2
  • SOR/90-801, s. 4
  • SOR/91-625, s. 2
  • SOR/2000-221, s. 2
  • SOR/2001-178, s. 1
  • SOR/2001-443, s. 1
  • SOR/2003-382, s. 21(F)
  • SOR/2004-294, s. 1
  • SOR/2009-5, s. 1
  • SOR/2009-141, s. 1
  • SOR/2009-286, s. 2
  • SOR/2014-48, s. 2

 [Repealed, SOR/91-636, s. 1]

General Conditions

  •  (1) Every item of letter mail shall be securely wrapped with sufficient cushioning and reinforcing material as required to prevent loss of or damage to the item, damage to postal equipment or other mail and injury to persons handling the item.

  • (2) Every envelope or self-mailer shall be sealed except an item referred to in item 2 of the schedule.

  • SOR/90-801, s. 5
  • SOR/91-625, s. 3
  • SOR/2003-382, s. 21(F)

 Nothing shall appear on the right side of the face of a postcard except

  • (a) the name and address of the addressee;

  • (b) the applicable postage stamp; and

  • (c) such postal endorsement or label as is necessary to facilitate delivery of the postcard.

 [Repealed, SOR/2014-48, s. 3]

Standard Mail

  •  (1) The following articles shall not be enclosed in an item of standard mail, namely,

    • (a) bottle caps;

    • (b) loose coins;

    • (c) foodstuffs;

    • (d) glass;

    • (e) jewellery;

    • (f) keys;

    • (g) liquids;

    • (h) pencils;

    • (i) pens;

    • (j) powders;

    • (k) seeds; and

    • (l) any other articles that are fragile or perishable, can soil or damage other mail or postal equipment or can cause injury to persons handling them.

  • (2) An item of mailable matter shall not be accepted for transmission by post as standard mail if

    • (a) a staple is attached to the outer cover;

    • (b) it has a pin-feed hole strip attached thereto when in the form of a self-mailer; or

    • (c) it consists of a punched or perforated card that is not enclosed in an envelope.

  • SOR/90-13, s. 3(F)
  • SOR/2000-199, s. 28
  • SOR/2014-48, s. 4
  •  (1) An item of standard mail shall be rectangular in shape and have a minimum length to width ratio of 1.3:1 and a maximum length to width ratio of 2.6:1.

  • (2) [Repealed, SOR/90-13, s. 4]

  • SOR/90-13, s. 4
  • SOR/95-306, s. 1

 An item of standard mail, when supported by two level supports located 10 mm from the left and right edges of the item, shall not sag more than 22 mm from its horizontal plane.

  • SOR/2009-287, s. 1
  •  (1) Every item of standard mail bearing a postage meter impression shall bear the address of the addressee, including the applicable postal code for that address.

  • (2) Subject to subsection (3), the address of the addressee shall appear on the front of every item of standard mail and be located not less than

    • (a) 35 mm from the top edge;

    • (b) 19 mm from the bottom edge; and

    • (c) 15 mm from the left and right edges.

  • (3) Paragraph (2)(b) shall not apply in respect of an item of standard mail that bears a postage stamp other than a postage meter impression.

  • (4) The postal code on an item referred to in subsection (1) shall be located on the last line of the address, or shall follow all other address particulars on the last line of the address if the postal code is separated from those address particulars by at least two character spaces.

  • (5) [Repealed, SOR/90-801, s. 6]

  • SOR/90-801, s. 6
  • SOR/91-625, s. 4
  • SOR/2006-342, s. 1
  • SOR/2014-48, s. 5
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